Home / 80,473.47-111,051.86-44,663.91

Finding the Fourth Proportional to 80,473.47, 111,051.86 and 44,663.91

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Solution

The fourth proportional to 80,473.47, 111,051.86 and 44,663.91 is: 61,635.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,473.47 : 111,051.86 = 44,663.91 : x
  2. Step 2: Convert to fraction form
    80,473.47/111,051.86 = 44,663.91/x
  3. Step 3: Cross multiply
    80,473.47x = 111,051.86 × 44,663.91
  4. Step 4: Simplify right side
    80,473.47x = 4,960,010,057.05
  5. Step 5: Solve for x
    x = 4,960,010,057.05/80,473.47
  6. Step 6: Final answer
    x = 61,635.34

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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.