Home / 60,680.28-91,020.44-19,130.52

Finding the Fourth Proportional to 60,680.28, 91,020.44 and 19,130.52

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Solution

The fourth proportional to 60,680.28, 91,020.44 and 19,130.52 is: 28,695.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,680.28 : 91,020.44 = 19,130.52 : x
  2. Step 2: Convert to fraction form
    60,680.28/91,020.44 = 19,130.52/x
  3. Step 3: Cross multiply
    60,680.28x = 91,020.44 × 19,130.52
  4. Step 4: Simplify right side
    60,680.28x = 1,741,268,347.83
  5. Step 5: Solve for x
    x = 1,741,268,347.83/60,680.28
  6. Step 6: Final answer
    x = 28,695.79

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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.