Home / 52,960.56-79,486.40-30,743.07

Finding the Fourth Proportional to 52,960.56, 79,486.40 and 30,743.07

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Solution

The fourth proportional to 52,960.56, 79,486.40 and 30,743.07 is: 46,141.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,960.56 : 79,486.40 = 30,743.07 : x
  2. Step 2: Convert to fraction form
    52,960.56/79,486.40 = 30,743.07/x
  3. Step 3: Cross multiply
    52,960.56x = 79,486.40 × 30,743.07
  4. Step 4: Simplify right side
    52,960.56x = 2,443,655,959.25
  5. Step 5: Solve for x
    x = 2,443,655,959.25/52,960.56
  6. Step 6: Final answer
    x = 46,141.05

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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.