Home / 60,152.72-90,169.56-28,507.16

Finding the Fourth Proportional to 60,152.72, 90,169.56 and 28,507.16

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Solution

The fourth proportional to 60,152.72, 90,169.56 and 28,507.16 is: 42,732.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,152.72 : 90,169.56 = 28,507.16 : x
  2. Step 2: Convert to fraction form
    60,152.72/90,169.56 = 28,507.16/x
  3. Step 3: Cross multiply
    60,152.72x = 90,169.56 × 28,507.16
  4. Step 4: Simplify right side
    60,152.72x = 2,570,478,074.05
  5. Step 5: Solve for x
    x = 2,570,478,074.05/60,152.72
  6. Step 6: Final answer
    x = 42,732.53

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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.