Home / 104,058.28-143,600.42-56,311.62

Finding the Fourth Proportional to 104,058.28, 143,600.42 and 56,311.62

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Solution

The fourth proportional to 104,058.28, 143,600.42 and 56,311.62 is: 77,710.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,058.28 : 143,600.42 = 56,311.62 : x
  2. Step 2: Convert to fraction form
    104,058.28/143,600.42 = 56,311.62/x
  3. Step 3: Cross multiply
    104,058.28x = 143,600.42 × 56,311.62
  4. Step 4: Simplify right side
    104,058.28x = 8,086,372,282.88
  5. Step 5: Solve for x
    x = 8,086,372,282.88/104,058.28
  6. Step 6: Final answer
    x = 77,710.04

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1.5x scale

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.