Home / 295,280.20-442,985.10-95,566.60

Finding the Fourth Proportional to 295,280.20, 442,985.10 and 95,566.60

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Solution

The fourth proportional to 295,280.20, 442,985.10 and 95,566.60 is: 143,370.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,280.20 : 442,985.10 = 95,566.60 : x
  2. Step 2: Convert to fraction form
    295,280.20/442,985.10 = 95,566.60/x
  3. Step 3: Cross multiply
    295,280.20x = 442,985.10 × 95,566.60
  4. Step 4: Simplify right side
    295,280.20x = 42,334,579,857.66
  5. Step 5: Solve for x
    x = 42,334,579,857.66/295,280.20
  6. Step 6: Final answer
    x = 143,370.87

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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.