Home / 104,056.86-143,611.18-63,776.36

Finding the Fourth Proportional to 104,056.86, 143,611.18 and 63,776.36

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Solution

The fourth proportional to 104,056.86, 143,611.18 and 63,776.36 is: 88,019.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,056.86 : 143,611.18 = 63,776.36 : x
  2. Step 2: Convert to fraction form
    104,056.86/143,611.18 = 63,776.36/x
  3. Step 3: Cross multiply
    104,056.86x = 143,611.18 × 63,776.36
  4. Step 4: Simplify right side
    104,056.86x = 9,158,998,315.70
  5. Step 5: Solve for x
    x = 9,158,998,315.70/104,056.86
  6. Step 6: Final answer
    x = 88,019.17

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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.