Home / 133,844.64-184,712.89-77,274.24

Finding the Fourth Proportional to 133,844.64, 184,712.89 and 77,274.24

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Solution

The fourth proportional to 133,844.64, 184,712.89 and 77,274.24 is: 106,642.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,844.64 : 184,712.89 = 77,274.24 : x
  2. Step 2: Convert to fraction form
    133,844.64/184,712.89 = 77,274.24/x
  3. Step 3: Cross multiply
    133,844.64x = 184,712.89 × 77,274.24
  4. Step 4: Simplify right side
    133,844.64x = 14,273,548,192.95
  5. Step 5: Solve for x
    x = 14,273,548,192.95/133,844.64
  6. Step 6: Final answer
    x = 106,642.66

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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.