Home / 104,424.35-144,105.73-56,677.71

Finding the Fourth Proportional to 104,424.35, 144,105.73 and 56,677.71

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Solution

The fourth proportional to 104,424.35, 144,105.73 and 56,677.71 is: 78,215.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,424.35 : 144,105.73 = 56,677.71 : x
  2. Step 2: Convert to fraction form
    104,424.35/144,105.73 = 56,677.71/x
  3. Step 3: Cross multiply
    104,424.35x = 144,105.73 × 56,677.71
  4. Step 4: Simplify right side
    104,424.35x = 8,167,582,774.28
  5. Step 5: Solve for x
    x = 8,167,582,774.28/104,424.35
  6. Step 6: Final answer
    x = 78,215.31

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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.