Home / 77,811.40-116,721.24-24,507.55

Finding the Fourth Proportional to 77,811.40, 116,721.24 and 24,507.55

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Solution

The fourth proportional to 77,811.40, 116,721.24 and 24,507.55 is: 36,762.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,811.40 : 116,721.24 = 24,507.55 : x
  2. Step 2: Convert to fraction form
    77,811.40/116,721.24 = 24,507.55/x
  3. Step 3: Cross multiply
    77,811.40x = 116,721.24 × 24,507.55
  4. Step 4: Simplify right side
    77,811.40x = 2,860,550,919.22
  5. Step 5: Solve for x
    x = 2,860,550,919.22/77,811.40
  6. Step 6: Final answer
    x = 36,762.62

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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.