Home / 56,422.98-77,838.66-36,276.12

Finding the Fourth Proportional to 56,422.98, 77,838.66 and 36,276.12

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Solution

The fourth proportional to 56,422.98, 77,838.66 and 36,276.12 is: 50,044.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,422.98 : 77,838.66 = 36,276.12 : x
  2. Step 2: Convert to fraction form
    56,422.98/77,838.66 = 36,276.12/x
  3. Step 3: Cross multiply
    56,422.98x = 77,838.66 × 36,276.12
  4. Step 4: Simplify right side
    56,422.98x = 2,823,684,570.80
  5. Step 5: Solve for x
    x = 2,823,684,570.80/56,422.98
  6. Step 6: Final answer
    x = 50,044.94

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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.