Home / 104,056.91-143,598.53-56,310.26

Finding the Fourth Proportional to 104,056.91, 143,598.53 and 56,310.26

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Solution

The fourth proportional to 104,056.91, 143,598.53 and 56,310.26 is: 77,708.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,056.91 : 143,598.53 = 56,310.26 : x
  2. Step 2: Convert to fraction form
    104,056.91/143,598.53 = 56,310.26/x
  3. Step 3: Cross multiply
    104,056.91x = 143,598.53 × 56,310.26
  4. Step 4: Simplify right side
    104,056.91x = 8,086,069,982.70
  5. Step 5: Solve for x
    x = 8,086,069,982.70/104,056.91
  6. Step 6: Final answer
    x = 77,708.15

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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.