Home / 113,488.30-170,010.99-88,410.93

Finding the Fourth Proportional to 113,488.30, 170,010.99 and 88,410.93

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Solution

The fourth proportional to 113,488.30, 170,010.99 and 88,410.93 is: 132,443.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,488.30 : 170,010.99 = 88,410.93 : x
  2. Step 2: Convert to fraction form
    113,488.30/170,010.99 = 88,410.93/x
  3. Step 3: Cross multiply
    113,488.30x = 170,010.99 × 88,410.93
  4. Step 4: Simplify right side
    113,488.30x = 15,030,829,311.09
  5. Step 5: Solve for x
    x = 15,030,829,311.09/113,488.30
  6. Step 6: Final answer
    x = 132,443.87

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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.