Home / 134,178.93-185,163.17-73,749.69

Finding the Fourth Proportional to 134,178.93, 185,163.17 and 73,749.69

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Solution

The fourth proportional to 134,178.93, 185,163.17 and 73,749.69 is: 101,772.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,178.93 : 185,163.17 = 73,749.69 : x
  2. Step 2: Convert to fraction form
    134,178.93/185,163.17 = 73,749.69/x
  3. Step 3: Cross multiply
    134,178.93x = 185,163.17 × 73,749.69
  4. Step 4: Simplify right side
    134,178.93x = 13,655,726,018.17
  5. Step 5: Solve for x
    x = 13,655,726,018.17/134,178.93
  6. Step 6: Final answer
    x = 101,772.51

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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.