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Finding the Fourth Proportional to 295,515.25, 443,335.15 and 95,820.07

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Solution

The fourth proportional to 295,515.25, 443,335.15 and 95,820.07 is: 143,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,515.25 : 443,335.15 = 95,820.07 : x
  2. Step 2: Convert to fraction form
    295,515.25/443,335.15 = 95,820.07/x
  3. Step 3: Cross multiply
    295,515.25x = 443,335.15 × 95,820.07
  4. Step 4: Simplify right side
    295,515.25x = 42,480,405,106.46
  5. Step 5: Solve for x
    x = 42,480,405,106.46/295,515.25
  6. Step 6: Final answer
    x = 143,750.30

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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.