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Finding the Fourth Proportional to 142,483.52, 213,774.40 and 63,652.16

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Solution

The fourth proportional to 142,483.52, 213,774.40 and 63,652.16 is: 95,500.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,483.52 : 213,774.40 = 63,652.16 : x
  2. Step 2: Convert to fraction form
    142,483.52/213,774.40 = 63,652.16/x
  3. Step 3: Cross multiply
    142,483.52x = 213,774.40 × 63,652.16
  4. Step 4: Simplify right side
    142,483.52x = 13,607,202,312.70
  5. Step 5: Solve for x
    x = 13,607,202,312.70/142,483.52
  6. Step 6: Final answer
    x = 95,500.18

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1.5x scale

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.