Home / 231,128.75-346,693.13-62,649.11

Finding the Fourth Proportional to 231,128.75, 346,693.13 and 62,649.11

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Solution

The fourth proportional to 231,128.75, 346,693.13 and 62,649.11 is: 93,973.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,128.75 : 346,693.13 = 62,649.11 : x
  2. Step 2: Convert to fraction form
    231,128.75/346,693.13 = 62,649.11/x
  3. Step 3: Cross multiply
    231,128.75x = 346,693.13 × 62,649.11
  4. Step 4: Simplify right side
    231,128.75x = 21,720,016,826.04
  5. Step 5: Solve for x
    x = 21,720,016,826.04/231,128.75
  6. Step 6: Final answer
    x = 93,973.67

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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.