Home / 104,734.82-144,534.71-56,988.52

Finding the Fourth Proportional to 104,734.82, 144,534.71 and 56,988.52

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Solution

The fourth proportional to 104,734.82, 144,534.71 and 56,988.52 is: 78,644.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,734.82 : 144,534.71 = 56,988.52 : x
  2. Step 2: Convert to fraction form
    104,734.82/144,534.71 = 56,988.52/x
  3. Step 3: Cross multiply
    104,734.82x = 144,534.71 × 56,988.52
  4. Step 4: Simplify right side
    104,734.82x = 8,236,819,211.53
  5. Step 5: Solve for x
    x = 8,236,819,211.53/104,734.82
  6. Step 6: Final answer
    x = 78,644.52

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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.