Home / 104,424.76-144,102.31-56,677.09

Finding the Fourth Proportional to 104,424.76, 144,102.31 and 56,677.09

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Solution

The fourth proportional to 104,424.76, 144,102.31 and 56,677.09 is: 78,212.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,424.76 : 144,102.31 = 56,677.09 : x
  2. Step 2: Convert to fraction form
    104,424.76/144,102.31 = 56,677.09/x
  3. Step 3: Cross multiply
    104,424.76x = 144,102.31 × 56,677.09
  4. Step 4: Simplify right side
    104,424.76x = 8,167,299,593.08
  5. Step 5: Solve for x
    x = 8,167,299,593.08/104,424.76
  6. Step 6: Final answer
    x = 78,212.29

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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.