Home / 110,731.74-152,807.67-60,431.10

Finding the Fourth Proportional to 110,731.74, 152,807.67 and 60,431.10

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Solution

The fourth proportional to 110,731.74, 152,807.67 and 60,431.10 is: 83,393.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,731.74 : 152,807.67 = 60,431.10 : x
  2. Step 2: Convert to fraction form
    110,731.74/152,807.67 = 60,431.10/x
  3. Step 3: Cross multiply
    110,731.74x = 152,807.67 × 60,431.10
  4. Step 4: Simplify right side
    110,731.74x = 9,234,335,586.54
  5. Step 5: Solve for x
    x = 9,234,335,586.54/110,731.74
  6. Step 6: Final answer
    x = 83,393.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.