Home / 85,847.04-128,624.76-41,494.68

Finding the Fourth Proportional to 85,847.04, 128,624.76 and 41,494.68

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Solution

The fourth proportional to 85,847.04, 128,624.76 and 41,494.68 is: 62,171.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,847.04 : 128,624.76 = 41,494.68 : x
  2. Step 2: Convert to fraction form
    85,847.04/128,624.76 = 41,494.68/x
  3. Step 3: Cross multiply
    85,847.04x = 128,624.76 × 41,494.68
  4. Step 4: Simplify right side
    85,847.04x = 5,337,243,256.28
  5. Step 5: Solve for x
    x = 5,337,243,256.28/85,847.04
  6. Step 6: Final answer
    x = 62,171.55

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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.