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Finding the Fourth Proportional to 358,084.38, 537,126.71 and 91,844.88

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Solution

The fourth proportional to 358,084.38, 537,126.71 and 91,844.88 is: 137,767.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,084.38 : 537,126.71 = 91,844.88 : x
  2. Step 2: Convert to fraction form
    358,084.38/537,126.71 = 91,844.88/x
  3. Step 3: Cross multiply
    358,084.38x = 537,126.71 × 91,844.88
  4. Step 4: Simplify right side
    358,084.38x = 49,332,338,224.74
  5. Step 5: Solve for x
    x = 49,332,338,224.74/358,084.38
  6. Step 6: Final answer
    x = 137,767.36

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1.5x scale

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.