Home / 70,177.40-96,947.27-60,729.56

Finding the Fourth Proportional to 70,177.40, 96,947.27 and 60,729.56

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Solution

The fourth proportional to 70,177.40, 96,947.27 and 60,729.56 is: 83,895.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,177.40 : 96,947.27 = 60,729.56 : x
  2. Step 2: Convert to fraction form
    70,177.40/96,947.27 = 60,729.56/x
  3. Step 3: Cross multiply
    70,177.40x = 96,947.27 × 60,729.56
  4. Step 4: Simplify right side
    70,177.40x = 5,887,564,989.02
  5. Step 5: Solve for x
    x = 5,887,564,989.02/70,177.40
  6. Step 6: Final answer
    x = 83,895.45

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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.