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Finding the Fourth Proportional to 96,616.65, 135,401.55 and 96,616.65

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Solution

The fourth proportional to 96,616.65, 135,401.55 and 96,616.65 is: 135,401.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,616.65 : 135,401.55 = 96,616.65 : x
  2. Step 2: Convert to fraction form
    96,616.65/135,401.55 = 96,616.65/x
  3. Step 3: Cross multiply
    96,616.65x = 135,401.55 × 96,616.65
  4. Step 4: Simplify right side
    96,616.65x = 13,082,044,165.81
  5. Step 5: Solve for x
    x = 13,082,044,165.81/96,616.65
  6. Step 6: Final answer
    x = 135,401.55

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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.