Home / 125,097.54-187,646.70-30,327.35

Finding the Fourth Proportional to 125,097.54, 187,646.70 and 30,327.35

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Solution

The fourth proportional to 125,097.54, 187,646.70 and 30,327.35 is: 45,491.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,097.54 : 187,646.70 = 30,327.35 : x
  2. Step 2: Convert to fraction form
    125,097.54/187,646.70 = 30,327.35/x
  3. Step 3: Cross multiply
    125,097.54x = 187,646.70 × 30,327.35
  4. Step 4: Simplify right side
    125,097.54x = 5,690,826,209.01
  5. Step 5: Solve for x
    x = 5,690,826,209.01/125,097.54
  6. Step 6: Final answer
    x = 45,491.11

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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.