Home / 219,737.90-303,244.27-124,258.88

Finding the Fourth Proportional to 219,737.90, 303,244.27 and 124,258.88

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Solution

The fourth proportional to 219,737.90, 303,244.27 and 124,258.88 is: 171,480.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,737.90 : 303,244.27 = 124,258.88 : x
  2. Step 2: Convert to fraction form
    219,737.90/303,244.27 = 124,258.88/x
  3. Step 3: Cross multiply
    219,737.90x = 303,244.27 × 124,258.88
  4. Step 4: Simplify right side
    219,737.90x = 37,680,791,529.75
  5. Step 5: Solve for x
    x = 37,680,791,529.75/219,737.90
  6. Step 6: Final answer
    x = 171,480.62

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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.