Home / 56,243.04-77,614.80-31,092.48

Finding the Fourth Proportional to 56,243.04, 77,614.80 and 31,092.48

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Solution

The fourth proportional to 56,243.04, 77,614.80 and 31,092.48 is: 42,907.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,243.04 : 77,614.80 = 31,092.48 : x
  2. Step 2: Convert to fraction form
    56,243.04/77,614.80 = 31,092.48/x
  3. Step 3: Cross multiply
    56,243.04x = 77,614.80 × 31,092.48
  4. Step 4: Simplify right side
    56,243.04x = 2,413,236,616.70
  5. Step 5: Solve for x
    x = 2,413,236,616.70/56,243.04
  6. Step 6: Final answer
    x = 42,907.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.