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Finding the Fourth Proportional to 84,710.52, 127,070.09 and 32,124.36

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Solution

The fourth proportional to 84,710.52, 127,070.09 and 32,124.36 is: 48,188.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,710.52 : 127,070.09 = 32,124.36 : x
  2. Step 2: Convert to fraction form
    84,710.52/127,070.09 = 32,124.36/x
  3. Step 3: Cross multiply
    84,710.52x = 127,070.09 × 32,124.36
  4. Step 4: Simplify right side
    84,710.52x = 4,082,045,316.39
  5. Step 5: Solve for x
    x = 4,082,045,316.39/84,710.52
  6. Step 6: Final answer
    x = 48,188.17

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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.