Home / 56,637.28-78,139.97-35,119.27

Finding the Fourth Proportional to 56,637.28, 78,139.97 and 35,119.27

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Solution

The fourth proportional to 56,637.28, 78,139.97 and 35,119.27 is: 48,452.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,637.28 : 78,139.97 = 35,119.27 : x
  2. Step 2: Convert to fraction form
    56,637.28/78,139.97 = 35,119.27/x
  3. Step 3: Cross multiply
    56,637.28x = 78,139.97 × 35,119.27
  4. Step 4: Simplify right side
    56,637.28x = 2,744,218,955.54
  5. Step 5: Solve for x
    x = 2,744,218,955.54/56,637.28
  6. Step 6: Final answer
    x = 48,452.52

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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.