Home / 60,285.08-90,437.38-18,741.72

Finding the Fourth Proportional to 60,285.08, 90,437.38 and 18,741.72

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Solution

The fourth proportional to 60,285.08, 90,437.38 and 18,741.72 is: 28,115.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,285.08 : 90,437.38 = 18,741.72 : x
  2. Step 2: Convert to fraction form
    60,285.08/90,437.38 = 18,741.72/x
  3. Step 3: Cross multiply
    60,285.08x = 90,437.38 × 18,741.72
  4. Step 4: Simplify right side
    60,285.08x = 1,694,952,053.49
  5. Step 5: Solve for x
    x = 1,694,952,053.49/60,285.08
  6. Step 6: Final answer
    x = 28,115.61

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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.