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Finding the Fourth Proportional to 96,615.10, 135,353.30 and 96,615.10

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Solution

The fourth proportional to 96,615.10, 135,353.30 and 96,615.10 is: 135,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,615.10 : 135,353.30 = 96,615.10 : x
  2. Step 2: Convert to fraction form
    96,615.10/135,353.30 = 96,615.10/x
  3. Step 3: Cross multiply
    96,615.10x = 135,353.30 × 96,615.10
  4. Step 4: Simplify right side
    96,615.10x = 13,077,172,614.83
  5. Step 5: Solve for x
    x = 13,077,172,614.83/96,615.10
  6. Step 6: Final answer
    x = 135,353.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.