Home / 134,238.48-185,253.86-73,813.72

Finding the Fourth Proportional to 134,238.48, 185,253.86 and 73,813.72

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Solution

The fourth proportional to 134,238.48, 185,253.86 and 73,813.72 is: 101,865.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,238.48 : 185,253.86 = 73,813.72 : x
  2. Step 2: Convert to fraction form
    134,238.48/185,253.86 = 73,813.72/x
  3. Step 3: Cross multiply
    134,238.48x = 185,253.86 × 73,813.72
  4. Step 4: Simplify right side
    134,238.48x = 13,674,276,550.96
  5. Step 5: Solve for x
    x = 13,674,276,550.96/134,238.48
  6. Step 6: Final answer
    x = 101,865.55

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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.