Home / 132,570.39-182,946.89-75,220.97

Finding the Fourth Proportional to 132,570.39, 182,946.89 and 75,220.97

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Solution

The fourth proportional to 132,570.39, 182,946.89 and 75,220.97 is: 103,804.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,570.39 : 182,946.89 = 75,220.97 : x
  2. Step 2: Convert to fraction form
    132,570.39/182,946.89 = 75,220.97/x
  3. Step 3: Cross multiply
    132,570.39x = 182,946.89 × 75,220.97
  4. Step 4: Simplify right side
    132,570.39x = 13,761,442,148.18
  5. Step 5: Solve for x
    x = 13,761,442,148.18/132,570.39
  6. Step 6: Final answer
    x = 103,804.79

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1.5x scale

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.