Home / 256,737.46-354,314.04-143,560.18

Finding the Fourth Proportional to 256,737.46, 354,314.04 and 143,560.18

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Solution

The fourth proportional to 256,737.46, 354,314.04 and 143,560.18 is: 198,122.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,737.46 : 354,314.04 = 143,560.18 : x
  2. Step 2: Convert to fraction form
    256,737.46/354,314.04 = 143,560.18/x
  3. Step 3: Cross multiply
    256,737.46x = 354,314.04 × 143,560.18
  4. Step 4: Simplify right side
    256,737.46x = 50,865,387,358.93
  5. Step 5: Solve for x
    x = 50,865,387,358.93/256,737.46
  6. Step 6: Final answer
    x = 198,122.19

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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.