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Finding the Fourth Proportional to 62,875.79, 94,221.03 and 47,006.37

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Solution

The fourth proportional to 62,875.79, 94,221.03 and 47,006.37 is: 70,440.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,875.79 : 94,221.03 = 47,006.37 : x
  2. Step 2: Convert to fraction form
    62,875.79/94,221.03 = 47,006.37/x
  3. Step 3: Cross multiply
    62,875.79x = 94,221.03 × 47,006.37
  4. Step 4: Simplify right side
    62,875.79x = 4,428,988,597.96
  5. Step 5: Solve for x
    x = 4,428,988,597.96/62,875.79
  6. Step 6: Final answer
    x = 70,440.29

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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.