Home / 104,425.93-144,103.91-56,678.25

Finding the Fourth Proportional to 104,425.93, 144,103.91 and 56,678.25

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Solution

The fourth proportional to 104,425.93, 144,103.91 and 56,678.25 is: 78,213.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,425.93 : 144,103.91 = 56,678.25 : x
  2. Step 2: Convert to fraction form
    104,425.93/144,103.91 = 56,678.25/x
  3. Step 3: Cross multiply
    104,425.93x = 144,103.91 × 56,678.25
  4. Step 4: Simplify right side
    104,425.93x = 8,167,557,202.19
  5. Step 5: Solve for x
    x = 8,167,557,202.19/104,425.93
  6. Step 6: Final answer
    x = 78,213.88

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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.