Home / 181,146.60-271,719.90-155,777.40

Finding the Fourth Proportional to 181,146.60, 271,719.90 and 155,777.40

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Solution

The fourth proportional to 181,146.60, 271,719.90 and 155,777.40 is: 233,666.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,146.60 : 271,719.90 = 155,777.40 : x
  2. Step 2: Convert to fraction form
    181,146.60/271,719.90 = 155,777.40/x
  3. Step 3: Cross multiply
    181,146.60x = 271,719.90 × 155,777.40
  4. Step 4: Simplify right side
    181,146.60x = 42,327,819,550.26
  5. Step 5: Solve for x
    x = 42,327,819,550.26/181,146.60
  6. Step 6: Final answer
    x = 233,666.10

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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.