Home / 94,912.38-142,314.65-38,686.63

Finding the Fourth Proportional to 94,912.38, 142,314.65 and 38,686.63

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Solution

The fourth proportional to 94,912.38, 142,314.65 and 38,686.63 is: 58,007.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,912.38 : 142,314.65 = 38,686.63 : x
  2. Step 2: Convert to fraction form
    94,912.38/142,314.65 = 38,686.63/x
  3. Step 3: Cross multiply
    94,912.38x = 142,314.65 × 38,686.63
  4. Step 4: Simplify right side
    94,912.38x = 5,505,674,208.13
  5. Step 5: Solve for x
    x = 5,505,674,208.13/94,912.38
  6. Step 6: Final answer
    x = 58,007.97

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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.