Home / 79,098.06-109,167.60-45,106.62

Finding the Fourth Proportional to 79,098.06, 109,167.60 and 45,106.62

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Solution

The fourth proportional to 79,098.06, 109,167.60 and 45,106.62 is: 62,254.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,098.06 : 109,167.60 = 45,106.62 : x
  2. Step 2: Convert to fraction form
    79,098.06/109,167.60 = 45,106.62/x
  3. Step 3: Cross multiply
    79,098.06x = 109,167.60 × 45,106.62
  4. Step 4: Simplify right side
    79,098.06x = 4,924,181,449.51
  5. Step 5: Solve for x
    x = 4,924,181,449.51/79,098.06
  6. Step 6: Final answer
    x = 62,254.14

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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.