Home / 228,470.24-343,097.40-140,241.80

Finding the Fourth Proportional to 228,470.24, 343,097.40 and 140,241.80

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Solution

The fourth proportional to 228,470.24, 343,097.40 and 140,241.80 is: 210,603.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,470.24 : 343,097.40 = 140,241.80 : x
  2. Step 2: Convert to fraction form
    228,470.24/343,097.40 = 140,241.80/x
  3. Step 3: Cross multiply
    228,470.24x = 343,097.40 × 140,241.80
  4. Step 4: Simplify right side
    228,470.24x = 48,116,596,951.32
  5. Step 5: Solve for x
    x = 48,116,596,951.32/228,470.24
  6. Step 6: Final answer
    x = 210,603.35

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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.