Home / 97,062.28-133,945.52-54,621.52

Finding the Fourth Proportional to 97,062.28, 133,945.52 and 54,621.52

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Solution

The fourth proportional to 97,062.28, 133,945.52 and 54,621.52 is: 75,377.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,062.28 : 133,945.52 = 54,621.52 : x
  2. Step 2: Convert to fraction form
    97,062.28/133,945.52 = 54,621.52/x
  3. Step 3: Cross multiply
    97,062.28x = 133,945.52 × 54,621.52
  4. Step 4: Simplify right side
    97,062.28x = 7,316,307,899.59
  5. Step 5: Solve for x
    x = 7,316,307,899.59/97,062.28
  6. Step 6: Final answer
    x = 75,377.46

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1.5x scale

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.