Home / 77,043.28-115,541.94-32,669.32

Finding the Fourth Proportional to 77,043.28, 115,541.94 and 32,669.32

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Solution

The fourth proportional to 77,043.28, 115,541.94 and 32,669.32 is: 48,994.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,043.28 : 115,541.94 = 32,669.32 : x
  2. Step 2: Convert to fraction form
    77,043.28/115,541.94 = 32,669.32/x
  3. Step 3: Cross multiply
    77,043.28x = 115,541.94 × 32,669.32
  4. Step 4: Simplify right side
    77,043.28x = 3,774,676,611.28
  5. Step 5: Solve for x
    x = 3,774,676,611.28/77,043.28
  6. Step 6: Final answer
    x = 48,994.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.