Home / 97,963.20-135,190.56-53,252.16

Finding the Fourth Proportional to 97,963.20, 135,190.56 and 53,252.16

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Solution

The fourth proportional to 97,963.20, 135,190.56 and 53,252.16 is: 73,488.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,963.20 : 135,190.56 = 53,252.16 : x
  2. Step 2: Convert to fraction form
    97,963.20/135,190.56 = 53,252.16/x
  3. Step 3: Cross multiply
    97,963.20x = 135,190.56 × 53,252.16
  4. Step 4: Simplify right side
    97,963.20x = 7,199,189,331.61
  5. Step 5: Solve for x
    x = 7,199,189,331.61/97,963.20
  6. Step 6: Final answer
    x = 73,488.71

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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.