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Finding the Fourth Proportional to 62,531, 86,301.02 and 35,667.36

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Solution

The fourth proportional to 62,531, 86,301.02 and 35,667.36 is: 49,225.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,531 : 86,301.02 = 35,667.36 : x
  2. Step 2: Convert to fraction form
    62,531/86,301.02 = 35,667.36/x
  3. Step 3: Cross multiply
    62,531x = 86,301.02 × 35,667.36
  4. Step 4: Simplify right side
    62,531x = 3,078,129,548.71
  5. Step 5: Solve for x
    x = 3,078,129,548.71/62,531
  6. Step 6: Final answer
    x = 49,225.66

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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.