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Finding the Fourth Proportional to 301,482.72, 452,118.24 and 88,191.72

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Solution

The fourth proportional to 301,482.72, 452,118.24 and 88,191.72 is: 132,256.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,482.72 : 452,118.24 = 88,191.72 : x
  2. Step 2: Convert to fraction form
    301,482.72/452,118.24 = 88,191.72/x
  3. Step 3: Cross multiply
    301,482.72x = 452,118.24 × 88,191.72
  4. Step 4: Simplify right side
    301,482.72x = 39,873,085,228.97
  5. Step 5: Solve for x
    x = 39,873,085,228.97/301,482.72
  6. Step 6: Final answer
    x = 132,256.62

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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.