Home / 48,068.25-72,001.83-38,657.31

Finding the Fourth Proportional to 48,068.25, 72,001.83 and 38,657.31

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Solution

The fourth proportional to 48,068.25, 72,001.83 and 38,657.31 is: 57,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,068.25 : 72,001.83 = 38,657.31 : x
  2. Step 2: Convert to fraction form
    48,068.25/72,001.83 = 38,657.31/x
  3. Step 3: Cross multiply
    48,068.25x = 72,001.83 × 38,657.31
  4. Step 4: Simplify right side
    48,068.25x = 2,783,397,062.88
  5. Step 5: Solve for x
    x = 2,783,397,062.88/48,068.25
  6. Step 6: Final answer
    x = 57,905.10

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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.