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Finding the Fourth Proportional to 62,068.50, 93,121.11 and 35,792.10

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Solution

The fourth proportional to 62,068.50, 93,121.11 and 35,792.10 is: 53,698.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,068.50 : 93,121.11 = 35,792.10 : x
  2. Step 2: Convert to fraction form
    62,068.50/93,121.11 = 35,792.10/x
  3. Step 3: Cross multiply
    62,068.50x = 93,121.11 × 35,792.10
  4. Step 4: Simplify right side
    62,068.50x = 3,333,000,081.23
  5. Step 5: Solve for x
    x = 3,333,000,081.23/62,068.50
  6. Step 6: Final answer
    x = 53,698.74

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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.