Home / 110,555.40-152,566.97-62,811.37

Finding the Fourth Proportional to 110,555.40, 152,566.97 and 62,811.37

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Solution

The fourth proportional to 110,555.40, 152,566.97 and 62,811.37 is: 86,679.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,555.40 : 152,566.97 = 62,811.37 : x
  2. Step 2: Convert to fraction form
    110,555.40/152,566.97 = 62,811.37/x
  3. Step 3: Cross multiply
    110,555.40x = 152,566.97 × 62,811.37
  4. Step 4: Simplify right side
    110,555.40x = 9,582,940,402.45
  5. Step 5: Solve for x
    x = 9,582,940,402.45/110,555.40
  6. Step 6: Final answer
    x = 86,679.98

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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.