Home / 132,155.19-182,375.48-71,726.37

Finding the Fourth Proportional to 132,155.19, 182,375.48 and 71,726.37

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Solution

The fourth proportional to 132,155.19, 182,375.48 and 71,726.37 is: 98,983.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,155.19 : 182,375.48 = 71,726.37 : x
  2. Step 2: Convert to fraction form
    132,155.19/182,375.48 = 71,726.37/x
  3. Step 3: Cross multiply
    132,155.19x = 182,375.48 × 71,726.37
  4. Step 4: Simplify right side
    132,155.19x = 13,081,130,798.78
  5. Step 5: Solve for x
    x = 13,081,130,798.78/132,155.19
  6. Step 6: Final answer
    x = 98,983.10

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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.