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Finding the Fourth Proportional to 69,999.92, 104,553.68 and 63,326.16

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Solution

The fourth proportional to 69,999.92, 104,553.68 and 63,326.16 is: 94,585.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,999.92 : 104,553.68 = 63,326.16 : x
  2. Step 2: Convert to fraction form
    69,999.92/104,553.68 = 63,326.16/x
  3. Step 3: Cross multiply
    69,999.92x = 104,553.68 × 63,326.16
  4. Step 4: Simplify right side
    69,999.92x = 6,620,983,068.27
  5. Step 5: Solve for x
    x = 6,620,983,068.27/69,999.92
  6. Step 6: Final answer
    x = 94,585.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.