Home / 228,916.24-343,417.40-92,149.80

Finding the Fourth Proportional to 228,916.24, 343,417.40 and 92,149.80

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Solution

The fourth proportional to 228,916.24, 343,417.40 and 92,149.80 is: 138,242.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,916.24 : 343,417.40 = 92,149.80 : x
  2. Step 2: Convert to fraction form
    228,916.24/343,417.40 = 92,149.80/x
  3. Step 3: Cross multiply
    228,916.24x = 343,417.40 × 92,149.80
  4. Step 4: Simplify right side
    228,916.24x = 31,645,844,726.52
  5. Step 5: Solve for x
    x = 31,645,844,726.52/228,916.24
  6. Step 6: Final answer
    x = 138,242.03

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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.