Home / 161,748.96-223,210.57-88,162.02

Finding the Fourth Proportional to 161,748.96, 223,210.57 and 88,162.02

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Solution

The fourth proportional to 161,748.96, 223,210.57 and 88,162.02 is: 121,661.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,748.96 : 223,210.57 = 88,162.02 : x
  2. Step 2: Convert to fraction form
    161,748.96/223,210.57 = 88,162.02/x
  3. Step 3: Cross multiply
    161,748.96x = 223,210.57 × 88,162.02
  4. Step 4: Simplify right side
    161,748.96x = 19,678,694,736.55
  5. Step 5: Solve for x
    x = 19,678,694,736.55/161,748.96
  6. Step 6: Final answer
    x = 121,661.96

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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.