Home / 63,929.94-88,187.19-40,015.10

Finding the Fourth Proportional to 63,929.94, 88,187.19 and 40,015.10

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Solution

The fourth proportional to 63,929.94, 88,187.19 and 40,015.10 is: 55,198.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,929.94 : 88,187.19 = 40,015.10 : x
  2. Step 2: Convert to fraction form
    63,929.94/88,187.19 = 40,015.10/x
  3. Step 3: Cross multiply
    63,929.94x = 88,187.19 × 40,015.10
  4. Step 4: Simplify right side
    63,929.94x = 3,528,818,785.63
  5. Step 5: Solve for x
    x = 3,528,818,785.63/63,929.94
  6. Step 6: Final answer
    x = 55,198.22

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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.