Home / 358,029.18-537,044.46-91,790.64

Finding the Fourth Proportional to 358,029.18, 537,044.46 and 91,790.64

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Solution

The fourth proportional to 358,029.18, 537,044.46 and 91,790.64 is: 137,686.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,029.18 : 537,044.46 = 91,790.64 : x
  2. Step 2: Convert to fraction form
    358,029.18/537,044.46 = 91,790.64/x
  3. Step 3: Cross multiply
    358,029.18x = 537,044.46 × 91,790.64
  4. Step 4: Simplify right side
    358,029.18x = 49,295,654,691.85
  5. Step 5: Solve for x
    x = 49,295,654,691.85/358,029.18
  6. Step 6: Final answer
    x = 137,686.14

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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.