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Finding the Fourth Proportional to 62,648.84, 93,748.77 and 54,244.34

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Solution

The fourth proportional to 62,648.84, 93,748.77 and 54,244.34 is: 81,172.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,648.84 : 93,748.77 = 54,244.34 : x
  2. Step 2: Convert to fraction form
    62,648.84/93,748.77 = 54,244.34/x
  3. Step 3: Cross multiply
    62,648.84x = 93,748.77 × 54,244.34
  4. Step 4: Simplify right side
    62,648.84x = 5,085,340,154.46
  5. Step 5: Solve for x
    x = 5,085,340,154.46/62,648.84
  6. Step 6: Final answer
    x = 81,172.14

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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.