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Finding the Fourth Proportional to 60,576.36, 90,867.60 and 23,139.66

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Solution

The fourth proportional to 60,576.36, 90,867.60 and 23,139.66 is: 34,710.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,576.36 : 90,867.60 = 23,139.66 : x
  2. Step 2: Convert to fraction form
    60,576.36/90,867.60 = 23,139.66/x
  3. Step 3: Cross multiply
    60,576.36x = 90,867.60 × 23,139.66
  4. Step 4: Simplify right side
    60,576.36x = 2,102,645,369.02
  5. Step 5: Solve for x
    x = 2,102,645,369.02/60,576.36
  6. Step 6: Final answer
    x = 34,710.66

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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.