Home / 113,886,000.55-170,829,000.83-75,143,951.65

Finding the Fourth Proportional to 113,886,000.55, 170,829,000.83 and 75,143,951.65

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Solution

The fourth proportional to 113,886,000.55, 170,829,000.83 and 75,143,951.65 is: 112,715,927.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,886,000.55 : 170,829,000.83 = 75,143,951.65 : x
  2. Step 2: Convert to fraction form
    113,886,000.55/170,829,000.83 = 75,143,951.65/x
  3. Step 3: Cross multiply
    113,886,000.55x = 170,829,000.83 × 75,143,951.65
  4. Step 4: Simplify right side
    113,886,000.55x = 12,836,766,178,787,332
  5. Step 5: Solve for x
    x = 12,836,766,178,787,332/113,886,000.55
  6. Step 6: Final answer
    x = 112,715,927.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.