Home / 124,100.14-186,146.85-30,606.70

Finding the Fourth Proportional to 124,100.14, 186,146.85 and 30,606.70

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Solution

The fourth proportional to 124,100.14, 186,146.85 and 30,606.70 is: 45,909.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,100.14 : 186,146.85 = 30,606.70 : x
  2. Step 2: Convert to fraction form
    124,100.14/186,146.85 = 30,606.70/x
  3. Step 3: Cross multiply
    124,100.14x = 186,146.85 × 30,606.70
  4. Step 4: Simplify right side
    124,100.14x = 5,697,340,793.90
  5. Step 5: Solve for x
    x = 5,697,340,793.90/124,100.14
  6. Step 6: Final answer
    x = 45,909.22

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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.