Home / 71,888.04-99,177.21-48,030.30

Finding the Fourth Proportional to 71,888.04, 99,177.21 and 48,030.30

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Solution

The fourth proportional to 71,888.04, 99,177.21 and 48,030.30 is: 66,262.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,888.04 : 99,177.21 = 48,030.30 : x
  2. Step 2: Convert to fraction form
    71,888.04/99,177.21 = 48,030.30/x
  3. Step 3: Cross multiply
    71,888.04x = 99,177.21 × 48,030.30
  4. Step 4: Simplify right side
    71,888.04x = 4,763,511,149.46
  5. Step 5: Solve for x
    x = 4,763,511,149.46/71,888.04
  6. Step 6: Final answer
    x = 66,262.92

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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.