Home / 85,847.52-118,469.36-52,313.52

Finding the Fourth Proportional to 85,847.52, 118,469.36 and 52,313.52

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Solution

The fourth proportional to 85,847.52, 118,469.36 and 52,313.52 is: 72,192.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,847.52 : 118,469.36 = 52,313.52 : x
  2. Step 2: Convert to fraction form
    85,847.52/118,469.36 = 52,313.52/x
  3. Step 3: Cross multiply
    85,847.52x = 118,469.36 × 52,313.52
  4. Step 4: Simplify right side
    85,847.52x = 6,197,549,233.75
  5. Step 5: Solve for x
    x = 6,197,549,233.75/85,847.52
  6. Step 6: Final answer
    x = 72,192.52

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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.