Home / 90,614.13-135,940.65-35,210.13

Finding the Fourth Proportional to 90,614.13, 135,940.65 and 35,210.13

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Solution

The fourth proportional to 90,614.13, 135,940.65 and 35,210.13 is: 52,822.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,614.13 : 135,940.65 = 35,210.13 : x
  2. Step 2: Convert to fraction form
    90,614.13/135,940.65 = 35,210.13/x
  3. Step 3: Cross multiply
    90,614.13x = 135,940.65 × 35,210.13
  4. Step 4: Simplify right side
    90,614.13x = 4,786,487,958.78
  5. Step 5: Solve for x
    x = 4,786,487,958.78/90,614.13
  6. Step 6: Final answer
    x = 52,822.75

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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.