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Finding the Fourth Proportional to 48,342.40, 72,675.60 and 41,927.20

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Solution

The fourth proportional to 48,342.40, 72,675.60 and 41,927.20 is: 63,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,342.40 : 72,675.60 = 41,927.20 : x
  2. Step 2: Convert to fraction form
    48,342.40/72,675.60 = 41,927.20/x
  3. Step 3: Cross multiply
    48,342.40x = 72,675.60 × 41,927.20
  4. Step 4: Simplify right side
    48,342.40x = 3,047,084,416.32
  5. Step 5: Solve for x
    x = 3,047,084,416.32/48,342.40
  6. Step 6: Final answer
    x = 63,031.30

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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.