Home / 132,042.90-182,215.74-75,454.26

Finding the Fourth Proportional to 132,042.90, 182,215.74 and 75,454.26

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Solution

The fourth proportional to 132,042.90, 182,215.74 and 75,454.26 is: 104,124.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,042.90 : 182,215.74 = 75,454.26 : x
  2. Step 2: Convert to fraction form
    132,042.90/182,215.74 = 75,454.26/x
  3. Step 3: Cross multiply
    132,042.90x = 182,215.74 × 75,454.26
  4. Step 4: Simplify right side
    132,042.90x = 13,748,953,822.05
  5. Step 5: Solve for x
    x = 13,748,953,822.05/132,042.90
  6. Step 6: Final answer
    x = 104,124.90

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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.