Home / 60,146.28-90,240.12-26,889.30

Finding the Fourth Proportional to 60,146.28, 90,240.12 and 26,889.30

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Solution

The fourth proportional to 60,146.28, 90,240.12 and 26,889.30 is: 40,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,146.28 : 90,240.12 = 26,889.30 : x
  2. Step 2: Convert to fraction form
    60,146.28/90,240.12 = 26,889.30/x
  3. Step 3: Cross multiply
    60,146.28x = 90,240.12 × 26,889.30
  4. Step 4: Simplify right side
    60,146.28x = 2,426,493,658.72
  5. Step 5: Solve for x
    x = 2,426,493,658.72/60,146.28
  6. Step 6: Final answer
    x = 40,343.20

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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.