Home / 97,077.87-145,616.69-30,523.82

Finding the Fourth Proportional to 97,077.87, 145,616.69 and 30,523.82

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Solution

The fourth proportional to 97,077.87, 145,616.69 and 30,523.82 is: 45,785.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,077.87 : 145,616.69 = 30,523.82 : x
  2. Step 2: Convert to fraction form
    97,077.87/145,616.69 = 30,523.82/x
  3. Step 3: Cross multiply
    97,077.87x = 145,616.69 × 30,523.82
  4. Step 4: Simplify right side
    97,077.87x = 4,444,776,753.85
  5. Step 5: Solve for x
    x = 4,444,776,753.85/97,077.87
  6. Step 6: Final answer
    x = 45,785.68

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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.