Home / 134,270.24-185,288.68-73,840.69

Finding the Fourth Proportional to 134,270.24, 185,288.68 and 73,840.69

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Solution

The fourth proportional to 134,270.24, 185,288.68 and 73,840.69 is: 101,897.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,270.24 : 185,288.68 = 73,840.69 : x
  2. Step 2: Convert to fraction form
    134,270.24/185,288.68 = 73,840.69/x
  3. Step 3: Cross multiply
    134,270.24x = 185,288.68 × 73,840.69
  4. Step 4: Simplify right side
    134,270.24x = 13,681,842,684.74
  5. Step 5: Solve for x
    x = 13,681,842,684.74/134,270.24
  6. Step 6: Final answer
    x = 101,897.81

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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.