Home / 134,215.79-185,218.40-73,791.77

Finding the Fourth Proportional to 134,215.79, 185,218.40 and 73,791.77

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Solution

The fourth proportional to 134,215.79, 185,218.40 and 73,791.77 is: 101,832.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,215.79 : 185,218.40 = 73,791.77 : x
  2. Step 2: Convert to fraction form
    134,215.79/185,218.40 = 73,791.77/x
  3. Step 3: Cross multiply
    134,215.79x = 185,218.40 × 73,791.77
  4. Step 4: Simplify right side
    134,215.79x = 13,667,593,572.57
  5. Step 5: Solve for x
    x = 13,667,593,572.57/134,215.79
  6. Step 6: Final answer
    x = 101,832.98

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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.