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Finding the Fourth Proportional to 56,653.59, 84,943.92 and 48,758.52

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Solution

The fourth proportional to 56,653.59, 84,943.92 and 48,758.52 is: 73,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,653.59 : 84,943.92 = 48,758.52 : x
  2. Step 2: Convert to fraction form
    56,653.59/84,943.92 = 48,758.52/x
  3. Step 3: Cross multiply
    56,653.59x = 84,943.92 × 48,758.52
  4. Step 4: Simplify right side
    56,653.59x = 4,141,739,822.20
  5. Step 5: Solve for x
    x = 4,141,739,822.20/56,653.59
  6. Step 6: Final answer
    x = 73,106.40

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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.