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Finding the Fourth Proportional to 107,462.60, 148,291.60 and 59,713.10

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Solution

The fourth proportional to 107,462.60, 148,291.60 and 59,713.10 is: 82,400.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,462.60 : 148,291.60 = 59,713.10 : x
  2. Step 2: Convert to fraction form
    107,462.60/148,291.60 = 59,713.10/x
  3. Step 3: Cross multiply
    107,462.60x = 148,291.60 × 59,713.10
  4. Step 4: Simplify right side
    107,462.60x = 8,854,951,139.96
  5. Step 5: Solve for x
    x = 8,854,951,139.96/107,462.60
  6. Step 6: Final answer
    x = 82,400.31

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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.