Home / 76,264.23-114,328.31-38,803.35

Finding the Fourth Proportional to 76,264.23, 114,328.31 and 38,803.35

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Solution

The fourth proportional to 76,264.23, 114,328.31 and 38,803.35 is: 58,170.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,264.23 : 114,328.31 = 38,803.35 : x
  2. Step 2: Convert to fraction form
    76,264.23/114,328.31 = 38,803.35/x
  3. Step 3: Cross multiply
    76,264.23x = 114,328.31 × 38,803.35
  4. Step 4: Simplify right side
    76,264.23x = 4,436,321,233.82
  5. Step 5: Solve for x
    x = 4,436,321,233.82/76,264.23
  6. Step 6: Final answer
    x = 58,170.41

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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.