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Finding the Fourth Proportional to 250,368.04, 375,613.66 and 72,876.68

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Solution

The fourth proportional to 250,368.04, 375,613.66 and 72,876.68 is: 109,332.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,368.04 : 375,613.66 = 72,876.68 : x
  2. Step 2: Convert to fraction form
    250,368.04/375,613.66 = 72,876.68/x
  3. Step 3: Cross multiply
    250,368.04x = 375,613.66 × 72,876.68
  4. Step 4: Simplify right side
    250,368.04x = 27,373,476,503.45
  5. Step 5: Solve for x
    x = 27,373,476,503.45/250,368.04
  6. Step 6: Final answer
    x = 109,332.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.