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Finding the Fourth Proportional to 116,678.66, 175,027.20 and 57,482.04

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Solution

The fourth proportional to 116,678.66, 175,027.20 and 57,482.04 is: 86,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,678.66 : 175,027.20 = 57,482.04 : x
  2. Step 2: Convert to fraction form
    116,678.66/175,027.20 = 57,482.04/x
  3. Step 3: Cross multiply
    116,678.66x = 175,027.20 × 57,482.04
  4. Step 4: Simplify right side
    116,678.66x = 10,060,920,511.49
  5. Step 5: Solve for x
    x = 10,060,920,511.49/116,678.66
  6. Step 6: Final answer
    x = 86,227.60

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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.