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Finding the Fourth Proportional to 96,670.40, 144,775.20 and 96,670.40

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Solution

The fourth proportional to 96,670.40, 144,775.20 and 96,670.40 is: 144,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,670.40 : 144,775.20 = 96,670.40 : x
  2. Step 2: Convert to fraction form
    96,670.40/144,775.20 = 96,670.40/x
  3. Step 3: Cross multiply
    96,670.40x = 144,775.20 × 96,670.40
  4. Step 4: Simplify right side
    96,670.40x = 13,995,476,494.08
  5. Step 5: Solve for x
    x = 13,995,476,494.08/96,670.40
  6. Step 6: Final answer
    x = 144,775.20

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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.