Home / 104,249.54-143,864.62-56,502.84

Finding the Fourth Proportional to 104,249.54, 143,864.62 and 56,502.84

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Solution

The fourth proportional to 104,249.54, 143,864.62 and 56,502.84 is: 77,974.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,249.54 : 143,864.62 = 56,502.84 : x
  2. Step 2: Convert to fraction form
    104,249.54/143,864.62 = 56,502.84/x
  3. Step 3: Cross multiply
    104,249.54x = 143,864.62 × 56,502.84
  4. Step 4: Simplify right side
    104,249.54x = 8,128,759,605.52
  5. Step 5: Solve for x
    x = 8,128,759,605.52/104,249.54
  6. Step 6: Final answer
    x = 77,974.06

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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.