Home / 216,538.29-298,820.79-119,746.38

Finding the Fourth Proportional to 216,538.29, 298,820.79 and 119,746.38

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Solution

The fourth proportional to 216,538.29, 298,820.79 and 119,746.38 is: 165,248.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,538.29 : 298,820.79 = 119,746.38 : x
  2. Step 2: Convert to fraction form
    216,538.29/298,820.79 = 119,746.38/x
  3. Step 3: Cross multiply
    216,538.29x = 298,820.79 × 119,746.38
  4. Step 4: Simplify right side
    216,538.29x = 35,782,707,871.24
  5. Step 5: Solve for x
    x = 35,782,707,871.24/216,538.29
  6. Step 6: Final answer
    x = 165,248.87

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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.