Home / 84,328.02-126,515.52-25,165.62

Finding the Fourth Proportional to 84,328.02, 126,515.52 and 25,165.62

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Solution

The fourth proportional to 84,328.02, 126,515.52 and 25,165.62 is: 37,755.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,328.02 : 126,515.52 = 25,165.62 : x
  2. Step 2: Convert to fraction form
    84,328.02/126,515.52 = 25,165.62/x
  3. Step 3: Cross multiply
    84,328.02x = 126,515.52 × 25,165.62
  4. Step 4: Simplify right side
    84,328.02x = 3,183,841,500.42
  5. Step 5: Solve for x
    x = 3,183,841,500.42/84,328.02
  6. Step 6: Final answer
    x = 37,755.44

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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.