Home / 76,264.88-114,437.21-55,377.47

Finding the Fourth Proportional to 76,264.88, 114,437.21 and 55,377.47

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Solution

The fourth proportional to 76,264.88, 114,437.21 and 55,377.47 is: 83,095.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,264.88 : 114,437.21 = 55,377.47 : x
  2. Step 2: Convert to fraction form
    76,264.88/114,437.21 = 55,377.47/x
  3. Step 3: Cross multiply
    76,264.88x = 114,437.21 × 55,377.47
  4. Step 4: Simplify right side
    76,264.88x = 6,337,243,172.86
  5. Step 5: Solve for x
    x = 6,337,243,172.86/76,264.88
  6. Step 6: Final answer
    x = 83,095.18

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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.