Home / 147,185.98-220,781.04-42,004.96

Finding the Fourth Proportional to 147,185.98, 220,781.04 and 42,004.96

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Solution

The fourth proportional to 147,185.98, 220,781.04 and 42,004.96 is: 63,008.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,185.98 : 220,781.04 = 42,004.96 : x
  2. Step 2: Convert to fraction form
    147,185.98/220,781.04 = 42,004.96/x
  3. Step 3: Cross multiply
    147,185.98x = 220,781.04 × 42,004.96
  4. Step 4: Simplify right side
    147,185.98x = 9,273,898,753.96
  5. Step 5: Solve for x
    x = 9,273,898,753.96/147,185.98
  6. Step 6: Final answer
    x = 63,008.03

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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.