Home / 110,666.09-165,958.40-39,569.56

Finding the Fourth Proportional to 110,666.09, 165,958.40 and 39,569.56

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Solution

The fourth proportional to 110,666.09, 165,958.40 and 39,569.56 is: 59,339.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,666.09 : 165,958.40 = 39,569.56 : x
  2. Step 2: Convert to fraction form
    110,666.09/165,958.40 = 39,569.56/x
  3. Step 3: Cross multiply
    110,666.09x = 165,958.40 × 39,569.56
  4. Step 4: Simplify right side
    110,666.09x = 6,566,900,550.33
  5. Step 5: Solve for x
    x = 6,566,900,550.33/110,666.09
  6. Step 6: Final answer
    x = 59,339.77

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1.5x scale

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.