Home / 96,019.10-143,700.60-84,209.30

Finding the Fourth Proportional to 96,019.10, 143,700.60 and 84,209.30

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Solution

The fourth proportional to 96,019.10, 143,700.60 and 84,209.30 is: 126,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,019.10 : 143,700.60 = 84,209.30 : x
  2. Step 2: Convert to fraction form
    96,019.10/143,700.60 = 84,209.30/x
  3. Step 3: Cross multiply
    96,019.10x = 143,700.60 × 84,209.30
  4. Step 4: Simplify right side
    96,019.10x = 12,100,926,935.58
  5. Step 5: Solve for x
    x = 12,100,926,935.58/96,019.10
  6. Step 6: Final answer
    x = 126,026.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.