Home / 85,911.96-118,558.41-48,186.24

Finding the Fourth Proportional to 85,911.96, 118,558.41 and 48,186.24

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Solution

The fourth proportional to 85,911.96, 118,558.41 and 48,186.24 is: 66,496.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,911.96 : 118,558.41 = 48,186.24 : x
  2. Step 2: Convert to fraction form
    85,911.96/118,558.41 = 48,186.24/x
  3. Step 3: Cross multiply
    85,911.96x = 118,558.41 × 48,186.24
  4. Step 4: Simplify right side
    85,911.96x = 5,712,883,998.28
  5. Step 5: Solve for x
    x = 5,712,883,998.28/85,911.96
  6. Step 6: Final answer
    x = 66,496.96

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1.5x scale

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.