Home / 113,273.01-169,676.22-66,412.89

Finding the Fourth Proportional to 113,273.01, 169,676.22 and 66,412.89

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Solution

The fourth proportional to 113,273.01, 169,676.22 and 66,412.89 is: 99,482.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,273.01 : 169,676.22 = 66,412.89 : x
  2. Step 2: Convert to fraction form
    113,273.01/169,676.22 = 66,412.89/x
  3. Step 3: Cross multiply
    113,273.01x = 169,676.22 × 66,412.89
  4. Step 4: Simplify right side
    113,273.01x = 11,268,688,134.48
  5. Step 5: Solve for x
    x = 11,268,688,134.48/113,273.01
  6. Step 6: Final answer
    x = 99,482.55

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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.