Home / 60,189.06-90,280.89-28,576.02

Finding the Fourth Proportional to 60,189.06, 90,280.89 and 28,576.02

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Solution

The fourth proportional to 60,189.06, 90,280.89 and 28,576.02 is: 42,862.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,189.06 : 90,280.89 = 28,576.02 : x
  2. Step 2: Convert to fraction form
    60,189.06/90,280.89 = 28,576.02/x
  3. Step 3: Cross multiply
    60,189.06x = 90,280.89 × 28,576.02
  4. Step 4: Simplify right side
    60,189.06x = 2,579,868,518.26
  5. Step 5: Solve for x
    x = 2,579,868,518.26/60,189.06
  6. Step 6: Final answer
    x = 42,862.75

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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.