Home / 147,090.20-220,426.72-61,608.97

Finding the Fourth Proportional to 147,090.20, 220,426.72 and 61,608.97

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Solution

The fourth proportional to 147,090.20, 220,426.72 and 61,608.97 is: 92,326.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,090.20 : 220,426.72 = 61,608.97 : x
  2. Step 2: Convert to fraction form
    147,090.20/220,426.72 = 61,608.97/x
  3. Step 3: Cross multiply
    147,090.20x = 220,426.72 × 61,608.97
  4. Step 4: Simplify right side
    147,090.20x = 13,580,261,769.50
  5. Step 5: Solve for x
    x = 13,580,261,769.50/147,090.20
  6. Step 6: Final answer
    x = 92,326.08

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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.