Home / 90,260.13-124,576.20-52,045.14

Finding the Fourth Proportional to 90,260.13, 124,576.20 and 52,045.14

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Solution

The fourth proportional to 90,260.13, 124,576.20 and 52,045.14 is: 71,832.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,260.13 : 124,576.20 = 52,045.14 : x
  2. Step 2: Convert to fraction form
    90,260.13/124,576.20 = 52,045.14/x
  3. Step 3: Cross multiply
    90,260.13x = 124,576.20 × 52,045.14
  4. Step 4: Simplify right side
    90,260.13x = 6,483,585,769.67
  5. Step 5: Solve for x
    x = 6,483,585,769.67/90,260.13
  6. Step 6: Final answer
    x = 71,832.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.