Home / 91,058.24-125,648-50,767.04

Finding the Fourth Proportional to 91,058.24, 125,648 and 50,767.04

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Solution

The fourth proportional to 91,058.24, 125,648 and 50,767.04 is: 70,051.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,058.24 : 125,648 = 50,767.04 : x
  2. Step 2: Convert to fraction form
    91,058.24/125,648 = 50,767.04/x
  3. Step 3: Cross multiply
    91,058.24x = 125,648 × 50,767.04
  4. Step 4: Simplify right side
    91,058.24x = 6,378,777,041.92
  5. Step 5: Solve for x
    x = 6,378,777,041.92/91,058.24
  6. Step 6: Final answer
    x = 70,051.62

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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.