Home / 78,036.54-107,689.96-44,056.06

Finding the Fourth Proportional to 78,036.54, 107,689.96 and 44,056.06

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Solution

The fourth proportional to 78,036.54, 107,689.96 and 44,056.06 is: 60,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,036.54 : 107,689.96 = 44,056.06 : x
  2. Step 2: Convert to fraction form
    78,036.54/107,689.96 = 44,056.06/x
  3. Step 3: Cross multiply
    78,036.54x = 107,689.96 × 44,056.06
  4. Step 4: Simplify right side
    78,036.54x = 4,744,395,339.16
  5. Step 5: Solve for x
    x = 4,744,395,339.16/78,036.54
  6. Step 6: Final answer
    x = 60,797.10

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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.