Home / 104,148.50-143,727.55-63,884.46

Finding the Fourth Proportional to 104,148.50, 143,727.55 and 63,884.46

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Solution

The fourth proportional to 104,148.50, 143,727.55 and 63,884.46 is: 88,162.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,148.50 : 143,727.55 = 63,884.46 : x
  2. Step 2: Convert to fraction form
    104,148.50/143,727.55 = 63,884.46/x
  3. Step 3: Cross multiply
    104,148.50x = 143,727.55 × 63,884.46
  4. Step 4: Simplify right side
    104,148.50x = 9,181,957,298.14
  5. Step 5: Solve for x
    x = 9,181,957,298.14/104,148.50
  6. Step 6: Final answer
    x = 88,162.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.