Home / 216,182.43-298,319.22-120,695.13

Finding the Fourth Proportional to 216,182.43, 298,319.22 and 120,695.13

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Solution

The fourth proportional to 216,182.43, 298,319.22 and 120,695.13 is: 166,552.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,182.43 : 298,319.22 = 120,695.13 : x
  2. Step 2: Convert to fraction form
    216,182.43/298,319.22 = 120,695.13/x
  3. Step 3: Cross multiply
    216,182.43x = 298,319.22 × 120,695.13
  4. Step 4: Simplify right side
    216,182.43x = 36,005,677,039.40
  5. Step 5: Solve for x
    x = 36,005,677,039.40/216,182.43
  6. Step 6: Final answer
    x = 166,552.28

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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.