Home / 181,678.13-250,455.98-127,795.91

Finding the Fourth Proportional to 181,678.13, 250,455.98 and 127,795.91

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Solution

The fourth proportional to 181,678.13, 250,455.98 and 127,795.91 is: 176,175.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,678.13 : 250,455.98 = 127,795.91 : x
  2. Step 2: Convert to fraction form
    181,678.13/250,455.98 = 127,795.91/x
  3. Step 3: Cross multiply
    181,678.13x = 250,455.98 × 127,795.91
  4. Step 4: Simplify right side
    181,678.13x = 32,007,247,987.78
  5. Step 5: Solve for x
    x = 32,007,247,987.78/181,678.13
  6. Step 6: Final answer
    x = 176,175.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.