Home / 147,185.48-220,780.29-42,004.46

Finding the Fourth Proportional to 147,185.48, 220,780.29 and 42,004.46

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Solution

The fourth proportional to 147,185.48, 220,780.29 and 42,004.46 is: 63,007.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,185.48 : 220,780.29 = 42,004.46 : x
  2. Step 2: Convert to fraction form
    147,185.48/220,780.29 = 42,004.46/x
  3. Step 3: Cross multiply
    147,185.48x = 220,780.29 × 42,004.46
  4. Step 4: Simplify right side
    147,185.48x = 9,273,756,860.09
  5. Step 5: Solve for x
    x = 9,273,756,860.09/147,185.48
  6. Step 6: Final answer
    x = 63,007.28

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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.