Home / 70,280.48-97,046.16-50,198.96

Finding the Fourth Proportional to 70,280.48, 97,046.16 and 50,198.96

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Solution

The fourth proportional to 70,280.48, 97,046.16 and 50,198.96 is: 69,316.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,280.48 : 97,046.16 = 50,198.96 : x
  2. Step 2: Convert to fraction form
    70,280.48/97,046.16 = 50,198.96/x
  3. Step 3: Cross multiply
    70,280.48x = 97,046.16 × 50,198.96
  4. Step 4: Simplify right side
    70,280.48x = 4,871,616,303.99
  5. Step 5: Solve for x
    x = 4,871,616,303.99/70,280.48
  6. Step 6: Final answer
    x = 69,316.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.