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Finding the Fourth Proportional to 53,795.32, 80,475.90 and 48,193.36

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Solution

The fourth proportional to 53,795.32, 80,475.90 and 48,193.36 is: 72,095.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,795.32 : 80,475.90 = 48,193.36 : x
  2. Step 2: Convert to fraction form
    53,795.32/80,475.90 = 48,193.36/x
  3. Step 3: Cross multiply
    53,795.32x = 80,475.90 × 48,193.36
  4. Step 4: Simplify right side
    53,795.32x = 3,878,404,020.02
  5. Step 5: Solve for x
    x = 3,878,404,020.02/53,795.32
  6. Step 6: Final answer
    x = 72,095.57

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1.5x scale

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.