Home / 110,386.11-165,580.72-31,500.35

Finding the Fourth Proportional to 110,386.11, 165,580.72 and 31,500.35

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Solution

The fourth proportional to 110,386.11, 165,580.72 and 31,500.35 is: 47,250.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,386.11 : 165,580.72 = 31,500.35 : x
  2. Step 2: Convert to fraction form
    110,386.11/165,580.72 = 31,500.35/x
  3. Step 3: Cross multiply
    110,386.11x = 165,580.72 × 31,500.35
  4. Step 4: Simplify right side
    110,386.11x = 5,215,849,726.60
  5. Step 5: Solve for x
    x = 5,215,849,726.60/110,386.11
  6. Step 6: Final answer
    x = 47,250.96

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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.