Home / 181,982.10-272,973.15-156,612.90

Finding the Fourth Proportional to 181,982.10, 272,973.15 and 156,612.90

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Solution

The fourth proportional to 181,982.10, 272,973.15 and 156,612.90 is: 234,919.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,982.10 : 272,973.15 = 156,612.90 : x
  2. Step 2: Convert to fraction form
    181,982.10/272,973.15 = 156,612.90/x
  3. Step 3: Cross multiply
    181,982.10x = 272,973.15 × 156,612.90
  4. Step 4: Simplify right side
    181,982.10x = 42,751,116,643.64
  5. Step 5: Solve for x
    x = 42,751,116,643.64/181,982.10
  6. Step 6: Final answer
    x = 234,919.35

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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.