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Finding the Fourth Proportional to 59,445.83, 89,112.92 and 19,975.34

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Solution

The fourth proportional to 59,445.83, 89,112.92 and 19,975.34 is: 29,944.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,445.83 : 89,112.92 = 19,975.34 : x
  2. Step 2: Convert to fraction form
    59,445.83/89,112.92 = 19,975.34/x
  3. Step 3: Cross multiply
    59,445.83x = 89,112.92 × 19,975.34
  4. Step 4: Simplify right side
    59,445.83x = 1,780,060,329.95
  5. Step 5: Solve for x
    x = 1,780,060,329.95/59,445.83
  6. Step 6: Final answer
    x = 29,944.24

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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.