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Finding the Fourth Proportional to 63,866.70, 95,726.13 and 30,154.10

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Solution

The fourth proportional to 63,866.70, 95,726.13 and 30,154.10 is: 45,196.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,866.70 : 95,726.13 = 30,154.10 : x
  2. Step 2: Convert to fraction form
    63,866.70/95,726.13 = 30,154.10/x
  3. Step 3: Cross multiply
    63,866.70x = 95,726.13 × 30,154.10
  4. Step 4: Simplify right side
    63,866.70x = 2,886,535,296.63
  5. Step 5: Solve for x
    x = 2,886,535,296.63/63,866.70
  6. Step 6: Final answer
    x = 45,196.25

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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.