Home / 295,346.48-443,026-105,819.20

Finding the Fourth Proportional to 295,346.48, 443,026 and 105,819.20

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Solution

The fourth proportional to 295,346.48, 443,026 and 105,819.20 is: 158,731.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,346.48 : 443,026 = 105,819.20 : x
  2. Step 2: Convert to fraction form
    295,346.48/443,026 = 105,819.20/x
  3. Step 3: Cross multiply
    295,346.48x = 443,026 × 105,819.20
  4. Step 4: Simplify right side
    295,346.48x = 46,880,656,899.20
  5. Step 5: Solve for x
    x = 46,880,656,899.20/295,346.48
  6. Step 6: Final answer
    x = 158,731.05

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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.