Home / 75,306.75-112,960.24-56,351.16

Finding the Fourth Proportional to 75,306.75, 112,960.24 and 56,351.16

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Solution

The fourth proportional to 75,306.75, 112,960.24 and 56,351.16 is: 84,526.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,306.75 : 112,960.24 = 56,351.16 : x
  2. Step 2: Convert to fraction form
    75,306.75/112,960.24 = 56,351.16/x
  3. Step 3: Cross multiply
    75,306.75x = 112,960.24 × 56,351.16
  4. Step 4: Simplify right side
    75,306.75x = 6,365,440,417.00
  5. Step 5: Solve for x
    x = 6,365,440,417.00/75,306.75
  6. Step 6: Final answer
    x = 84,526.83

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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.