Home / 91,022.16-136,512.18-34,842.18

Finding the Fourth Proportional to 91,022.16, 136,512.18 and 34,842.18

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Solution

The fourth proportional to 91,022.16, 136,512.18 and 34,842.18 is: 52,255.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,022.16 : 136,512.18 = 34,842.18 : x
  2. Step 2: Convert to fraction form
    91,022.16/136,512.18 = 34,842.18/x
  3. Step 3: Cross multiply
    91,022.16x = 136,512.18 × 34,842.18
  4. Step 4: Simplify right side
    91,022.16x = 4,756,381,947.75
  5. Step 5: Solve for x
    x = 4,756,381,947.75/91,022.16
  6. Step 6: Final answer
    x = 52,255.21

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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.