Home / 181,131.04-271,343.13-118,612

Finding the Fourth Proportional to 181,131.04, 271,343.13 and 118,612

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Solution

The fourth proportional to 181,131.04, 271,343.13 and 118,612 is: 177,686.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,131.04 : 271,343.13 = 118,612 : x
  2. Step 2: Convert to fraction form
    181,131.04/271,343.13 = 118,612/x
  3. Step 3: Cross multiply
    181,131.04x = 271,343.13 × 118,612
  4. Step 4: Simplify right side
    181,131.04x = 32,184,551,335.56
  5. Step 5: Solve for x
    x = 32,184,551,335.56/181,131.04
  6. Step 6: Final answer
    x = 177,686.56

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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.