Home / 115,535.10-173,302.65-65,595.90

Finding the Fourth Proportional to 115,535.10, 173,302.65 and 65,595.90

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Solution

The fourth proportional to 115,535.10, 173,302.65 and 65,595.90 is: 98,393.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,535.10 : 173,302.65 = 65,595.90 : x
  2. Step 2: Convert to fraction form
    115,535.10/173,302.65 = 65,595.90/x
  3. Step 3: Cross multiply
    115,535.10x = 173,302.65 × 65,595.90
  4. Step 4: Simplify right side
    115,535.10x = 11,367,943,299.14
  5. Step 5: Solve for x
    x = 11,367,943,299.14/115,535.10
  6. Step 6: Final answer
    x = 98,393.85

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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.