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Finding the Fourth Proportional to 88,672, 133,007.84 and 51,710.08

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Solution

The fourth proportional to 88,672, 133,007.84 and 51,710.08 is: 77,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,672 : 133,007.84 = 51,710.08 : x
  2. Step 2: Convert to fraction form
    88,672/133,007.84 = 51,710.08/x
  3. Step 3: Cross multiply
    88,672x = 133,007.84 × 51,710.08
  4. Step 4: Simplify right side
    88,672x = 6,877,846,047.03
  5. Step 5: Solve for x
    x = 6,877,846,047.03/88,672
  6. Step 6: Final answer
    x = 77,565.03

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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.