Home / 77,818.02-107,389.31-44,284.02

Finding the Fourth Proportional to 77,818.02, 107,389.31 and 44,284.02

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Solution

The fourth proportional to 77,818.02, 107,389.31 and 44,284.02 is: 61,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,818.02 : 107,389.31 = 44,284.02 : x
  2. Step 2: Convert to fraction form
    77,818.02/107,389.31 = 44,284.02/x
  3. Step 3: Cross multiply
    77,818.02x = 107,389.31 × 44,284.02
  4. Step 4: Simplify right side
    77,818.02x = 4,755,630,130.41
  5. Step 5: Solve for x
    x = 4,755,630,130.41/77,818.02
  6. Step 6: Final answer
    x = 61,112.20

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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.