Home / 75,839.60-104,657.96-41,848.40

Finding the Fourth Proportional to 75,839.60, 104,657.96 and 41,848.40

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Solution

The fourth proportional to 75,839.60, 104,657.96 and 41,848.40 is: 57,750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,839.60 : 104,657.96 = 41,848.40 : x
  2. Step 2: Convert to fraction form
    75,839.60/104,657.96 = 41,848.40/x
  3. Step 3: Cross multiply
    75,839.60x = 104,657.96 × 41,848.40
  4. Step 4: Simplify right side
    75,839.60x = 4,379,767,964.02
  5. Step 5: Solve for x
    x = 4,379,767,964.02/75,839.60
  6. Step 6: Final answer
    x = 57,750.41

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1.5x scale

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.