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Finding the Fourth Proportional to 250,537.59, 375,841.01 and 82,071.16

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Solution

The fourth proportional to 250,537.59, 375,841.01 and 82,071.16 is: 123,118.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,537.59 : 375,841.01 = 82,071.16 : x
  2. Step 2: Convert to fraction form
    250,537.59/375,841.01 = 82,071.16/x
  3. Step 3: Cross multiply
    250,537.59x = 375,841.01 × 82,071.16
  4. Step 4: Simplify right side
    250,537.59x = 30,845,706,931.85
  5. Step 5: Solve for x
    x = 30,845,706,931.85/250,537.59
  6. Step 6: Final answer
    x = 123,118.08

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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.