Home / 220,587.38-304,464.66-125,149.94

Finding the Fourth Proportional to 220,587.38, 304,464.66 and 125,149.94

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Solution

The fourth proportional to 220,587.38, 304,464.66 and 125,149.94 is: 172,737.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,587.38 : 304,464.66 = 125,149.94 : x
  2. Step 2: Convert to fraction form
    220,587.38/304,464.66 = 125,149.94/x
  3. Step 3: Cross multiply
    220,587.38x = 304,464.66 × 125,149.94
  4. Step 4: Simplify right side
    220,587.38x = 38,103,733,931.12
  5. Step 5: Solve for x
    x = 38,103,733,931.12/220,587.38
  6. Step 6: Final answer
    x = 172,737.60

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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.