Home / 181,895.10-272,842.65-155,651.10

Finding the Fourth Proportional to 181,895.10, 272,842.65 and 155,651.10

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Solution

The fourth proportional to 181,895.10, 272,842.65 and 155,651.10 is: 233,476.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,895.10 : 272,842.65 = 155,651.10 : x
  2. Step 2: Convert to fraction form
    181,895.10/272,842.65 = 155,651.10/x
  3. Step 3: Cross multiply
    181,895.10x = 272,842.65 × 155,651.10
  4. Step 4: Simplify right side
    181,895.10x = 42,468,258,599.42
  5. Step 5: Solve for x
    x = 42,468,258,599.42/181,895.10
  6. Step 6: Final answer
    x = 233,476.65

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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.