Home / 266,924.24-400,303.96-77,398.57

Finding the Fourth Proportional to 266,924.24, 400,303.96 and 77,398.57

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Solution

The fourth proportional to 266,924.24, 400,303.96 and 77,398.57 is: 116,073.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,924.24 : 400,303.96 = 77,398.57 : x
  2. Step 2: Convert to fraction form
    266,924.24/400,303.96 = 77,398.57/x
  3. Step 3: Cross multiply
    266,924.24x = 400,303.96 × 77,398.57
  4. Step 4: Simplify right side
    266,924.24x = 30,982,952,875.08
  5. Step 5: Solve for x
    x = 30,982,952,875.08/266,924.24
  6. Step 6: Final answer
    x = 116,073.96

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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.