Home / 295,626.51-443,442.20-127,135.17

Finding the Fourth Proportional to 295,626.51, 443,442.20 and 127,135.17

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Solution

The fourth proportional to 295,626.51, 443,442.20 and 127,135.17 is: 190,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,626.51 : 443,442.20 = 127,135.17 : x
  2. Step 2: Convert to fraction form
    295,626.51/443,442.20 = 127,135.17/x
  3. Step 3: Cross multiply
    295,626.51x = 443,442.20 × 127,135.17
  4. Step 4: Simplify right side
    295,626.51x = 56,377,098,846.50
  5. Step 5: Solve for x
    x = 56,377,098,846.50/295,626.51
  6. Step 6: Final answer
    x = 190,703.80

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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.