Home / 110,539.77-152,511.70-62,786.49

Finding the Fourth Proportional to 110,539.77, 152,511.70 and 62,786.49

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Solution

The fourth proportional to 110,539.77, 152,511.70 and 62,786.49 is: 86,626.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,539.77 : 152,511.70 = 62,786.49 : x
  2. Step 2: Convert to fraction form
    110,539.77/152,511.70 = 62,786.49/x
  3. Step 3: Cross multiply
    110,539.77x = 152,511.70 × 62,786.49
  4. Step 4: Simplify right side
    110,539.77x = 9,575,674,326.93
  5. Step 5: Solve for x
    x = 9,575,674,326.93/110,539.77
  6. Step 6: Final answer
    x = 86,626.51

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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.