Home / 70,839.74-106,247.28-26,466.86

Finding the Fourth Proportional to 70,839.74, 106,247.28 and 26,466.86

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Solution

The fourth proportional to 70,839.74, 106,247.28 and 26,466.86 is: 39,695.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,839.74 : 106,247.28 = 26,466.86 : x
  2. Step 2: Convert to fraction form
    70,839.74/106,247.28 = 26,466.86/x
  3. Step 3: Cross multiply
    70,839.74x = 106,247.28 × 26,466.86
  4. Step 4: Simplify right side
    70,839.74x = 2,812,031,885.14
  5. Step 5: Solve for x
    x = 2,812,031,885.14/70,839.74
  6. Step 6: Final answer
    x = 39,695.68

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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.