Home / 181,545.20-272,317.80-134,889.20

Finding the Fourth Proportional to 181,545.20, 272,317.80 and 134,889.20

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Solution

The fourth proportional to 181,545.20, 272,317.80 and 134,889.20 is: 202,333.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,545.20 : 272,317.80 = 134,889.20 : x
  2. Step 2: Convert to fraction form
    181,545.20/272,317.80 = 134,889.20/x
  3. Step 3: Cross multiply
    181,545.20x = 272,317.80 × 134,889.20
  4. Step 4: Simplify right side
    181,545.20x = 36,732,730,187.76
  5. Step 5: Solve for x
    x = 36,732,730,187.76/181,545.20
  6. Step 6: Final answer
    x = 202,333.80

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1.5x scale

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.