Home / 60,183.16-90,274.56-20,740.24

Finding the Fourth Proportional to 60,183.16, 90,274.56 and 20,740.24

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Solution

The fourth proportional to 60,183.16, 90,274.56 and 20,740.24 is: 31,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,183.16 : 90,274.56 = 20,740.24 : x
  2. Step 2: Convert to fraction form
    60,183.16/90,274.56 = 20,740.24/x
  3. Step 3: Cross multiply
    60,183.16x = 90,274.56 × 20,740.24
  4. Step 4: Simplify right side
    60,183.16x = 1,872,316,040.29
  5. Step 5: Solve for x
    x = 1,872,316,040.29/60,183.16
  6. Step 6: Final answer
    x = 31,110.30

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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.