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Finding the Fourth Proportional to 62,792, 86,648.84 and 34,495.84

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Solution

The fourth proportional to 62,792, 86,648.84 and 34,495.84 is: 47,602.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,792 : 86,648.84 = 34,495.84 : x
  2. Step 2: Convert to fraction form
    62,792/86,648.84 = 34,495.84/x
  3. Step 3: Cross multiply
    62,792x = 86,648.84 × 34,495.84
  4. Step 4: Simplify right side
    62,792x = 2,989,024,520.83
  5. Step 5: Solve for x
    x = 2,989,024,520.83/62,792
  6. Step 6: Final answer
    x = 47,602.00

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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.