Home / 220,031.28-303,635.32-124,535.93

Finding the Fourth Proportional to 220,031.28, 303,635.32 and 124,535.93

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Solution

The fourth proportional to 220,031.28, 303,635.32 and 124,535.93 is: 171,855.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,031.28 : 303,635.32 = 124,535.93 : x
  2. Step 2: Convert to fraction form
    220,031.28/303,635.32 = 124,535.93/x
  3. Step 3: Cross multiply
    220,031.28x = 303,635.32 × 124,535.93
  4. Step 4: Simplify right side
    220,031.28x = 37,813,505,127.53
  5. Step 5: Solve for x
    x = 37,813,505,127.53/220,031.28
  6. Step 6: Final answer
    x = 171,855.13

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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.