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Finding the Fourth Proportional to 62,873.52, 86,762.24 and 34,573.76

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Solution

The fourth proportional to 62,873.52, 86,762.24 and 34,573.76 is: 47,710.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,873.52 : 86,762.24 = 34,573.76 : x
  2. Step 2: Convert to fraction form
    62,873.52/86,762.24 = 34,573.76/x
  3. Step 3: Cross multiply
    62,873.52x = 86,762.24 × 34,573.76
  4. Step 4: Simplify right side
    62,873.52x = 2,999,696,862.82
  5. Step 5: Solve for x
    x = 2,999,696,862.82/62,873.52
  6. Step 6: Final answer
    x = 47,710.02

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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.