Home / 104,924.56-144,796.08-57,178.12

Finding the Fourth Proportional to 104,924.56, 144,796.08 and 57,178.12

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Solution

The fourth proportional to 104,924.56, 144,796.08 and 57,178.12 is: 78,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,924.56 : 144,796.08 = 57,178.12 : x
  2. Step 2: Convert to fraction form
    104,924.56/144,796.08 = 57,178.12/x
  3. Step 3: Cross multiply
    104,924.56x = 144,796.08 × 57,178.12
  4. Step 4: Simplify right side
    104,924.56x = 8,279,167,637.77
  5. Step 5: Solve for x
    x = 8,279,167,637.77/104,924.56
  6. Step 6: Final answer
    x = 78,905.91

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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.