Home / 115,099.20-172,658.93-35,155.22

Finding the Fourth Proportional to 115,099.20, 172,658.93 and 35,155.22

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Solution

The fourth proportional to 115,099.20, 172,658.93 and 35,155.22 is: 52,735.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,099.20 : 172,658.93 = 35,155.22 : x
  2. Step 2: Convert to fraction form
    115,099.20/172,658.93 = 35,155.22/x
  3. Step 3: Cross multiply
    115,099.20x = 172,658.93 × 35,155.22
  4. Step 4: Simplify right side
    115,099.20x = 6,069,861,630.04
  5. Step 5: Solve for x
    x = 6,069,861,630.04/115,099.20
  6. Step 6: Final answer
    x = 52,735.92

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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.