Home / 132,310.60-182,575.46-74,938.48

Finding the Fourth Proportional to 132,310.60, 182,575.46 and 74,938.48

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Solution

The fourth proportional to 132,310.60, 182,575.46 and 74,938.48 is: 103,407.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,310.60 : 182,575.46 = 74,938.48 : x
  2. Step 2: Convert to fraction form
    132,310.60/182,575.46 = 74,938.48/x
  3. Step 3: Cross multiply
    132,310.60x = 182,575.46 × 74,938.48
  4. Step 4: Simplify right side
    132,310.60x = 13,681,927,457.70
  5. Step 5: Solve for x
    x = 13,681,927,457.70/132,310.60
  6. Step 6: Final answer
    x = 103,407.64

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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.