Home / 92,009.23-126,964.16-51,719.47

Finding the Fourth Proportional to 92,009.23, 126,964.16 and 51,719.47

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Solution

The fourth proportional to 92,009.23, 126,964.16 and 51,719.47 is: 71,368.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,009.23 : 126,964.16 = 51,719.47 : x
  2. Step 2: Convert to fraction form
    92,009.23/126,964.16 = 51,719.47/x
  3. Step 3: Cross multiply
    92,009.23x = 126,964.16 × 51,719.47
  4. Step 4: Simplify right side
    92,009.23x = 6,566,518,805.60
  5. Step 5: Solve for x
    x = 6,566,518,805.60/92,009.23
  6. Step 6: Final answer
    x = 71,368.04

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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.