Home / 228,395.18-342,597.58-70,623.65

Finding the Fourth Proportional to 228,395.18, 342,597.58 and 70,623.65

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Solution

The fourth proportional to 228,395.18, 342,597.58 and 70,623.65 is: 105,936.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,395.18 : 342,597.58 = 70,623.65 : x
  2. Step 2: Convert to fraction form
    228,395.18/342,597.58 = 70,623.65/x
  3. Step 3: Cross multiply
    228,395.18x = 342,597.58 × 70,623.65
  4. Step 4: Simplify right side
    228,395.18x = 24,195,492,260.70
  5. Step 5: Solve for x
    x = 24,195,492,260.70/228,395.18
  6. Step 6: Final answer
    x = 105,936.96

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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.