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Finding the Fourth Proportional to 63,059.45, 87,018.10 and 34,765.13

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Solution

The fourth proportional to 63,059.45, 87,018.10 and 34,765.13 is: 47,973.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,059.45 : 87,018.10 = 34,765.13 : x
  2. Step 2: Convert to fraction form
    63,059.45/87,018.10 = 34,765.13/x
  3. Step 3: Cross multiply
    63,059.45x = 87,018.10 × 34,765.13
  4. Step 4: Simplify right side
    63,059.45x = 3,025,195,689.49
  5. Step 5: Solve for x
    x = 3,025,195,689.49/63,059.45
  6. Step 6: Final answer
    x = 47,973.71

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1.5x scale

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.