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Finding the Fourth Proportional to 158,747.60, 238,130.52 and 57,567.68

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Solution

The fourth proportional to 158,747.60, 238,130.52 and 57,567.68 is: 86,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,747.60 : 238,130.52 = 57,567.68 : x
  2. Step 2: Convert to fraction form
    158,747.60/238,130.52 = 57,567.68/x
  3. Step 3: Cross multiply
    158,747.60x = 238,130.52 × 57,567.68
  4. Step 4: Simplify right side
    158,747.60x = 13,708,621,573.59
  5. Step 5: Solve for x
    x = 13,708,621,573.59/158,747.60
  6. Step 6: Final answer
    x = 86,354.83

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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.