Home / 245,149.34-338,298.26-136,253.14

Finding the Fourth Proportional to 245,149.34, 338,298.26 and 136,253.14

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Solution

The fourth proportional to 245,149.34, 338,298.26 and 136,253.14 is: 188,024.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,149.34 : 338,298.26 = 136,253.14 : x
  2. Step 2: Convert to fraction form
    245,149.34/338,298.26 = 136,253.14/x
  3. Step 3: Cross multiply
    245,149.34x = 338,298.26 × 136,253.14
  4. Step 4: Simplify right side
    245,149.34x = 46,094,198,654.53
  5. Step 5: Solve for x
    x = 46,094,198,654.53/245,149.34
  6. Step 6: Final answer
    x = 188,024.98

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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.