Home / 60,633.12-83,678.22-35,147.28

Finding the Fourth Proportional to 60,633.12, 83,678.22 and 35,147.28

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Solution

The fourth proportional to 60,633.12, 83,678.22 and 35,147.28 is: 48,505.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,633.12 : 83,678.22 = 35,147.28 : x
  2. Step 2: Convert to fraction form
    60,633.12/83,678.22 = 35,147.28/x
  3. Step 3: Cross multiply
    60,633.12x = 83,678.22 × 35,147.28
  4. Step 4: Simplify right side
    60,633.12x = 2,941,061,828.24
  5. Step 5: Solve for x
    x = 2,941,061,828.24/60,633.12
  6. Step 6: Final answer
    x = 48,505.86

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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.