Home / 121,026.39-181,545.50-46,132.58

Finding the Fourth Proportional to 121,026.39, 181,545.50 and 46,132.58

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Solution

The fourth proportional to 121,026.39, 181,545.50 and 46,132.58 is: 69,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,026.39 : 181,545.50 = 46,132.58 : x
  2. Step 2: Convert to fraction form
    121,026.39/181,545.50 = 46,132.58/x
  3. Step 3: Cross multiply
    121,026.39x = 181,545.50 × 46,132.58
  4. Step 4: Simplify right side
    121,026.39x = 8,375,161,164.00
  5. Step 5: Solve for x
    x = 8,375,161,164.00/121,026.39
  6. Step 6: Final answer
    x = 69,201.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.