Home / 85,599.20-128,373.73-32,252.69

Finding the Fourth Proportional to 85,599.20, 128,373.73 and 32,252.69

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Solution

The fourth proportional to 85,599.20, 128,373.73 and 32,252.69 is: 48,369.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,599.20 : 128,373.73 = 32,252.69 : x
  2. Step 2: Convert to fraction form
    85,599.20/128,373.73 = 32,252.69/x
  3. Step 3: Cross multiply
    85,599.20x = 128,373.73 × 32,252.69
  4. Step 4: Simplify right side
    85,599.20x = 4,140,398,358.14
  5. Step 5: Solve for x
    x = 4,140,398,358.14/85,599.20
  6. Step 6: Final answer
    x = 48,369.59

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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.