Home / 181,456.32-250,328.16-105,960

Finding the Fourth Proportional to 181,456.32, 250,328.16 and 105,960

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Solution

The fourth proportional to 181,456.32, 250,328.16 and 105,960 is: 146,177.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,456.32 : 250,328.16 = 105,960 : x
  2. Step 2: Convert to fraction form
    181,456.32/250,328.16 = 105,960/x
  3. Step 3: Cross multiply
    181,456.32x = 250,328.16 × 105,960
  4. Step 4: Simplify right side
    181,456.32x = 26,524,771,833.60
  5. Step 5: Solve for x
    x = 26,524,771,833.60/181,456.32
  6. Step 6: Final answer
    x = 146,177.17

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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.