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Finding the Fourth Proportional to 56,143.80, 84,233.96 and 37,499.56

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Solution

The fourth proportional to 56,143.80, 84,233.96 and 37,499.56 is: 56,261.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,143.80 : 84,233.96 = 37,499.56 : x
  2. Step 2: Convert to fraction form
    56,143.80/84,233.96 = 37,499.56/x
  3. Step 3: Cross multiply
    56,143.80x = 84,233.96 × 37,499.56
  4. Step 4: Simplify right side
    56,143.80x = 3,158,736,437.06
  5. Step 5: Solve for x
    x = 3,158,736,437.06/56,143.80
  6. Step 6: Final answer
    x = 56,261.54

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1.5x scale

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.