Home / 61,289.65-84,587.58-34,432.15

Finding the Fourth Proportional to 61,289.65, 84,587.58 and 34,432.15

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Solution

The fourth proportional to 61,289.65, 84,587.58 and 34,432.15 is: 47,520.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,289.65 : 84,587.58 = 34,432.15 : x
  2. Step 2: Convert to fraction form
    61,289.65/84,587.58 = 34,432.15/x
  3. Step 3: Cross multiply
    61,289.65x = 84,587.58 × 34,432.15
  4. Step 4: Simplify right side
    61,289.65x = 2,912,532,242.70
  5. Step 5: Solve for x
    x = 2,912,532,242.70/61,289.65
  6. Step 6: Final answer
    x = 47,520.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.