Home / 144,228.32-198,925.44-124,119.20

Finding the Fourth Proportional to 144,228.32, 198,925.44 and 124,119.20

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Solution

The fourth proportional to 144,228.32, 198,925.44 and 124,119.20 is: 171,190.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,228.32 : 198,925.44 = 124,119.20 : x
  2. Step 2: Convert to fraction form
    144,228.32/198,925.44 = 124,119.20/x
  3. Step 3: Cross multiply
    144,228.32x = 198,925.44 × 124,119.20
  4. Step 4: Simplify right side
    144,228.32x = 24,690,466,472.45
  5. Step 5: Solve for x
    x = 24,690,466,472.45/144,228.32
  6. Step 6: Final answer
    x = 171,190.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.