Home / 77,019.06-115,532.70-24,432.60

Finding the Fourth Proportional to 77,019.06, 115,532.70 and 24,432.60

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Solution

The fourth proportional to 77,019.06, 115,532.70 and 24,432.60 is: 36,650.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,019.06 : 115,532.70 = 24,432.60 : x
  2. Step 2: Convert to fraction form
    77,019.06/115,532.70 = 24,432.60/x
  3. Step 3: Cross multiply
    77,019.06x = 115,532.70 × 24,432.60
  4. Step 4: Simplify right side
    77,019.06x = 2,822,764,246.02
  5. Step 5: Solve for x
    x = 2,822,764,246.02/77,019.06
  6. Step 6: Final answer
    x = 36,650.20

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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.