Home / 266,437.17-367,847.28-171,111.87

Finding the Fourth Proportional to 266,437.17, 367,847.28 and 171,111.87

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Solution

The fourth proportional to 266,437.17, 367,847.28 and 171,111.87 is: 236,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,437.17 : 367,847.28 = 171,111.87 : x
  2. Step 2: Convert to fraction form
    266,437.17/367,847.28 = 171,111.87/x
  3. Step 3: Cross multiply
    266,437.17x = 367,847.28 × 171,111.87
  4. Step 4: Simplify right side
    266,437.17x = 62,943,035,955.21
  5. Step 5: Solve for x
    x = 62,943,035,955.21/266,437.17
  6. Step 6: Final answer
    x = 236,239.70

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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.