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Finding the Fourth Proportional to 124,451.60, 186,677.40 and 119,267.60

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Solution

The fourth proportional to 124,451.60, 186,677.40 and 119,267.60 is: 178,901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,451.60 : 186,677.40 = 119,267.60 : x
  2. Step 2: Convert to fraction form
    124,451.60/186,677.40 = 119,267.60/x
  3. Step 3: Cross multiply
    124,451.60x = 186,677.40 × 119,267.60
  4. Step 4: Simplify right side
    124,451.60x = 22,264,565,472.24
  5. Step 5: Solve for x
    x = 22,264,565,472.24/124,451.60
  6. Step 6: Final answer
    x = 178,901.40

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1.5x scale

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.