Home / 82,888.68-124,184.36-50,371.72

Finding the Fourth Proportional to 82,888.68, 124,184.36 and 50,371.72

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Solution

The fourth proportional to 82,888.68, 124,184.36 and 50,371.72 is: 75,467.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,888.68 : 124,184.36 = 50,371.72 : x
  2. Step 2: Convert to fraction form
    82,888.68/124,184.36 = 50,371.72/x
  3. Step 3: Cross multiply
    82,888.68x = 124,184.36 × 50,371.72
  4. Step 4: Simplify right side
    82,888.68x = 6,255,379,810.30
  5. Step 5: Solve for x
    x = 6,255,379,810.30/82,888.68
  6. Step 6: Final answer
    x = 75,467.24

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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.