Home / 107,169.63-147,878.27-59,423.33

Finding the Fourth Proportional to 107,169.63, 147,878.27 and 59,423.33

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Solution

The fourth proportional to 107,169.63, 147,878.27 and 59,423.33 is: 81,995.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,169.63 : 147,878.27 = 59,423.33 : x
  2. Step 2: Convert to fraction form
    107,169.63/147,878.27 = 59,423.33/x
  3. Step 3: Cross multiply
    107,169.63x = 147,878.27 × 59,423.33
  4. Step 4: Simplify right side
    107,169.63x = 8,787,418,201.53
  5. Step 5: Solve for x
    x = 8,787,418,201.53/107,169.63
  6. Step 6: Final answer
    x = 81,995.41

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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.