Home / 74,669.86-112,021.80-22,077.37

Finding the Fourth Proportional to 74,669.86, 112,021.80 and 22,077.37

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Solution

The fourth proportional to 74,669.86, 112,021.80 and 22,077.37 is: 33,121.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,669.86 : 112,021.80 = 22,077.37 : x
  2. Step 2: Convert to fraction form
    74,669.86/112,021.80 = 22,077.37/x
  3. Step 3: Cross multiply
    74,669.86x = 112,021.80 × 22,077.37
  4. Step 4: Simplify right side
    74,669.86x = 2,473,146,726.67
  5. Step 5: Solve for x
    x = 2,473,146,726.67/74,669.86
  6. Step 6: Final answer
    x = 33,121.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.