Home / 113,565.43-170,129.80-63,493.66

Finding the Fourth Proportional to 113,565.43, 170,129.80 and 63,493.66

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Solution

The fourth proportional to 113,565.43, 170,129.80 and 63,493.66 is: 95,118.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,565.43 : 170,129.80 = 63,493.66 : x
  2. Step 2: Convert to fraction form
    113,565.43/170,129.80 = 63,493.66/x
  3. Step 3: Cross multiply
    113,565.43x = 170,129.80 × 63,493.66
  4. Step 4: Simplify right side
    113,565.43x = 10,802,163,677.07
  5. Step 5: Solve for x
    x = 10,802,163,677.07/113,565.43
  6. Step 6: Final answer
    x = 95,118.41

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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.