Home / 91,210.28-136,824.86-24,650.76

Finding the Fourth Proportional to 91,210.28, 136,824.86 and 24,650.76

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Solution

The fourth proportional to 91,210.28, 136,824.86 and 24,650.76 is: 36,978.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,210.28 : 136,824.86 = 24,650.76 : x
  2. Step 2: Convert to fraction form
    91,210.28/136,824.86 = 24,650.76/x
  3. Step 3: Cross multiply
    91,210.28x = 136,824.86 × 24,650.76
  4. Step 4: Simplify right side
    91,210.28x = 3,372,836,785.89
  5. Step 5: Solve for x
    x = 3,372,836,785.89/91,210.28
  6. Step 6: Final answer
    x = 36,978.69

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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.