Home / 161,128.33-241,675.48-42,811.63

Finding the Fourth Proportional to 161,128.33, 241,675.48 and 42,811.63

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Solution

The fourth proportional to 161,128.33, 241,675.48 and 42,811.63 is: 64,212.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,128.33 : 241,675.48 = 42,811.63 : x
  2. Step 2: Convert to fraction form
    161,128.33/241,675.48 = 42,811.63/x
  3. Step 3: Cross multiply
    161,128.33x = 241,675.48 × 42,811.63
  4. Step 4: Simplify right side
    161,128.33x = 10,346,521,229.83
  5. Step 5: Solve for x
    x = 10,346,521,229.83/161,128.33
  6. Step 6: Final answer
    x = 64,212.92

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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.