Home / 50,029.90-75,062.43-31,288.66

Finding the Fourth Proportional to 50,029.90, 75,062.43 and 31,288.66

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Solution

The fourth proportional to 50,029.90, 75,062.43 and 31,288.66 is: 46,943.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,029.90 : 75,062.43 = 31,288.66 : x
  2. Step 2: Convert to fraction form
    50,029.90/75,062.43 = 31,288.66/x
  3. Step 3: Cross multiply
    50,029.90x = 75,062.43 × 31,288.66
  4. Step 4: Simplify right side
    50,029.90x = 2,348,602,851.04
  5. Step 5: Solve for x
    x = 2,348,602,851.04/50,029.90
  6. Step 6: Final answer
    x = 46,943.98

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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.