Home / 115,386.90-173,098.17-48,827.40

Finding the Fourth Proportional to 115,386.90, 173,098.17 and 48,827.40

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Solution

The fourth proportional to 115,386.90, 173,098.17 and 48,827.40 is: 73,248.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,386.90 : 173,098.17 = 48,827.40 : x
  2. Step 2: Convert to fraction form
    115,386.90/173,098.17 = 48,827.40/x
  3. Step 3: Cross multiply
    115,386.90x = 173,098.17 × 48,827.40
  4. Step 4: Simplify right side
    115,386.90x = 8,451,933,585.86
  5. Step 5: Solve for x
    x = 8,451,933,585.86/115,386.90
  6. Step 6: Final answer
    x = 73,248.64

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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.