Home / 77,820.02-107,392.06-44,286.02

Finding the Fourth Proportional to 77,820.02, 107,392.06 and 44,286.02

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Solution

The fourth proportional to 77,820.02, 107,392.06 and 44,286.02 is: 61,114.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,820.02 : 107,392.06 = 44,286.02 : x
  2. Step 2: Convert to fraction form
    77,820.02/107,392.06 = 44,286.02/x
  3. Step 3: Cross multiply
    77,820.02x = 107,392.06 × 44,286.02
  4. Step 4: Simplify right side
    77,820.02x = 4,755,966,917.00
  5. Step 5: Solve for x
    x = 4,755,966,917.00/77,820.02
  6. Step 6: Final answer
    x = 61,114.95

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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.