Home / 216,232.08-298,387.38-125,581.80

Finding the Fourth Proportional to 216,232.08, 298,387.38 and 125,581.80

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Solution

The fourth proportional to 216,232.08, 298,387.38 and 125,581.80 is: 173,295.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,232.08 : 298,387.38 = 125,581.80 : x
  2. Step 2: Convert to fraction form
    216,232.08/298,387.38 = 125,581.80/x
  3. Step 3: Cross multiply
    216,232.08x = 298,387.38 × 125,581.80
  4. Step 4: Simplify right side
    216,232.08x = 37,472,024,277.68
  5. Step 5: Solve for x
    x = 37,472,024,277.68/216,232.08
  6. Step 6: Final answer
    x = 173,295.40

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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.