Home / 181,531.60-272,297.40-134,875.60

Finding the Fourth Proportional to 181,531.60, 272,297.40 and 134,875.60

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Solution

The fourth proportional to 181,531.60, 272,297.40 and 134,875.60 is: 202,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,531.60 : 272,297.40 = 134,875.60 : x
  2. Step 2: Convert to fraction form
    181,531.60/272,297.40 = 134,875.60/x
  3. Step 3: Cross multiply
    181,531.60x = 272,297.40 × 134,875.60
  4. Step 4: Simplify right side
    181,531.60x = 36,726,275,203.44
  5. Step 5: Solve for x
    x = 36,726,275,203.44/181,531.60
  6. Step 6: Final answer
    x = 202,313.40

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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.