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Finding the Fourth Proportional to 88,967.16, 133,450.74 and 62,810.64

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Solution

The fourth proportional to 88,967.16, 133,450.74 and 62,810.64 is: 94,215.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,967.16 : 133,450.74 = 62,810.64 : x
  2. Step 2: Convert to fraction form
    88,967.16/133,450.74 = 62,810.64/x
  3. Step 3: Cross multiply
    88,967.16x = 133,450.74 × 62,810.64
  4. Step 4: Simplify right side
    88,967.16x = 8,382,126,387.87
  5. Step 5: Solve for x
    x = 8,382,126,387.87/88,967.16
  6. Step 6: Final answer
    x = 94,215.96

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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.