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Finding the Fourth Proportional to 96,666.30, 144,958 and 52,281

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Solution

The fourth proportional to 96,666.30, 144,958 and 52,281 is: 78,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,666.30 : 144,958 = 52,281 : x
  2. Step 2: Convert to fraction form
    96,666.30/144,958 = 52,281/x
  3. Step 3: Cross multiply
    96,666.30x = 144,958 × 52,281
  4. Step 4: Simplify right side
    96,666.30x = 7,578,549,198
  5. Step 5: Solve for x
    x = 7,578,549,198/96,666.30
  6. Step 6: Final answer
    x = 78,399.08

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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.