Home / 121,790.48-182,685.80-33,043.96

Finding the Fourth Proportional to 121,790.48, 182,685.80 and 33,043.96

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Solution

The fourth proportional to 121,790.48, 182,685.80 and 33,043.96 is: 49,565.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,790.48 : 182,685.80 = 33,043.96 : x
  2. Step 2: Convert to fraction form
    121,790.48/182,685.80 = 33,043.96/x
  3. Step 3: Cross multiply
    121,790.48x = 182,685.80 × 33,043.96
  4. Step 4: Simplify right side
    121,790.48x = 6,036,662,267.77
  5. Step 5: Solve for x
    x = 6,036,662,267.77/121,790.48
  6. Step 6: Final answer
    x = 49,565.96

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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.