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Finding the Fourth Proportional to 59,751.87, 89,683.22 and 30,190.46

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Solution

The fourth proportional to 59,751.87, 89,683.22 and 30,190.46 is: 45,313.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,751.87 : 89,683.22 = 30,190.46 : x
  2. Step 2: Convert to fraction form
    59,751.87/89,683.22 = 30,190.46/x
  3. Step 3: Cross multiply
    59,751.87x = 89,683.22 × 30,190.46
  4. Step 4: Simplify right side
    59,751.87x = 2,707,577,666.08
  5. Step 5: Solve for x
    x = 2,707,577,666.08/59,751.87
  6. Step 6: Final answer
    x = 45,313.69

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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.