Home / 76,318.88-114,522-59,632.16

Finding the Fourth Proportional to 76,318.88, 114,522 and 59,632.16

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Solution

The fourth proportional to 76,318.88, 114,522 and 59,632.16 is: 89,482.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,318.88 : 114,522 = 59,632.16 : x
  2. Step 2: Convert to fraction form
    76,318.88/114,522 = 59,632.16/x
  3. Step 3: Cross multiply
    76,318.88x = 114,522 × 59,632.16
  4. Step 4: Simplify right side
    76,318.88x = 6,829,194,227.52
  5. Step 5: Solve for x
    x = 6,829,194,227.52/76,318.88
  6. Step 6: Final answer
    x = 89,482.37

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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.