Home / 56,546.43-77,965.50-48,875.88

Finding the Fourth Proportional to 56,546.43, 77,965.50 and 48,875.88

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Solution

The fourth proportional to 56,546.43, 77,965.50 and 48,875.88 is: 67,389.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,546.43 : 77,965.50 = 48,875.88 : x
  2. Step 2: Convert to fraction form
    56,546.43/77,965.50 = 48,875.88/x
  3. Step 3: Cross multiply
    56,546.43x = 77,965.50 × 48,875.88
  4. Step 4: Simplify right side
    56,546.43x = 3,810,632,422.14
  5. Step 5: Solve for x
    x = 3,810,632,422.14/56,546.43
  6. Step 6: Final answer
    x = 67,389.44

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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.