Home / 113,867.35-170,783.46-38,970.29

Finding the Fourth Proportional to 113,867.35, 170,783.46 and 38,970.29

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Solution

The fourth proportional to 113,867.35, 170,783.46 and 38,970.29 is: 58,449.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,867.35 : 170,783.46 = 38,970.29 : x
  2. Step 2: Convert to fraction form
    113,867.35/170,783.46 = 38,970.29/x
  3. Step 3: Cross multiply
    113,867.35x = 170,783.46 × 38,970.29
  4. Step 4: Simplify right side
    113,867.35x = 6,655,480,773.03
  5. Step 5: Solve for x
    x = 6,655,480,773.03/113,867.35
  6. Step 6: Final answer
    x = 58,449.42

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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.