Home / 90,311.65-124,637.13-50,029.27

Finding the Fourth Proportional to 90,311.65, 124,637.13 and 50,029.27

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Solution

The fourth proportional to 90,311.65, 124,637.13 and 50,029.27 is: 69,044.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,311.65 : 124,637.13 = 50,029.27 : x
  2. Step 2: Convert to fraction form
    90,311.65/124,637.13 = 50,029.27/x
  3. Step 3: Cross multiply
    90,311.65x = 124,637.13 × 50,029.27
  4. Step 4: Simplify right side
    90,311.65x = 6,235,504,317.20
  5. Step 5: Solve for x
    x = 6,235,504,317.20/90,311.65
  6. Step 6: Final answer
    x = 69,044.30

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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.