Home / 104,229.18-143,836.48-56,482.56

Finding the Fourth Proportional to 104,229.18, 143,836.48 and 56,482.56

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Solution

The fourth proportional to 104,229.18, 143,836.48 and 56,482.56 is: 77,946.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,229.18 : 143,836.48 = 56,482.56 : x
  2. Step 2: Convert to fraction form
    104,229.18/143,836.48 = 56,482.56/x
  3. Step 3: Cross multiply
    104,229.18x = 143,836.48 × 56,482.56
  4. Step 4: Simplify right side
    104,229.18x = 8,124,252,611.79
  5. Step 5: Solve for x
    x = 8,124,252,611.79/104,229.18
  6. Step 6: Final answer
    x = 77,946.05

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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.