Home / 134,018.52-184,945.82-77,429.94

Finding the Fourth Proportional to 134,018.52, 184,945.82 and 77,429.94

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Solution

The fourth proportional to 134,018.52, 184,945.82 and 77,429.94 is: 106,853.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,018.52 : 184,945.82 = 77,429.94 : x
  2. Step 2: Convert to fraction form
    134,018.52/184,945.82 = 77,429.94/x
  3. Step 3: Cross multiply
    134,018.52x = 184,945.82 × 77,429.94
  4. Step 4: Simplify right side
    134,018.52x = 14,320,343,358.70
  5. Step 5: Solve for x
    x = 14,320,343,358.70/134,018.52
  6. Step 6: Final answer
    x = 106,853.47

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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.