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Finding the Fourth Proportional to 56,593.92, 78,110.40 and 37,474.08

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Solution

The fourth proportional to 56,593.92, 78,110.40 and 37,474.08 is: 51,721.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,593.92 : 78,110.40 = 37,474.08 : x
  2. Step 2: Convert to fraction form
    56,593.92/78,110.40 = 37,474.08/x
  3. Step 3: Cross multiply
    56,593.92x = 78,110.40 × 37,474.08
  4. Step 4: Simplify right side
    56,593.92x = 2,927,115,378.43
  5. Step 5: Solve for x
    x = 2,927,115,378.43/56,593.92
  6. Step 6: Final answer
    x = 51,721.38

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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.