Home / 77,479.47-116,222.85-24,207.80

Finding the Fourth Proportional to 77,479.47, 116,222.85 and 24,207.80

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Solution

The fourth proportional to 77,479.47, 116,222.85 and 24,207.80 is: 36,312.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,479.47 : 116,222.85 = 24,207.80 : x
  2. Step 2: Convert to fraction form
    77,479.47/116,222.85 = 24,207.80/x
  3. Step 3: Cross multiply
    77,479.47x = 116,222.85 × 24,207.80
  4. Step 4: Simplify right side
    77,479.47x = 2,813,498,927.12
  5. Step 5: Solve for x
    x = 2,813,498,927.12/77,479.47
  6. Step 6: Final answer
    x = 36,312.83

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1.5x scale

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.