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Finding the Fourth Proportional to 62,214.40, 93,321.60 and 59,492.80

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Solution

The fourth proportional to 62,214.40, 93,321.60 and 59,492.80 is: 89,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,214.40 : 93,321.60 = 59,492.80 : x
  2. Step 2: Convert to fraction form
    62,214.40/93,321.60 = 59,492.80/x
  3. Step 3: Cross multiply
    62,214.40x = 93,321.60 × 59,492.80
  4. Step 4: Simplify right side
    62,214.40x = 5,551,963,284.48
  5. Step 5: Solve for x
    x = 5,551,963,284.48/62,214.40
  6. Step 6: Final answer
    x = 89,239.20

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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.