Home / 109,771.10-151,472.52-62,015.22

Finding the Fourth Proportional to 109,771.10, 151,472.52 and 62,015.22

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Solution

The fourth proportional to 109,771.10, 151,472.52 and 62,015.22 is: 85,574.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,771.10 : 151,472.52 = 62,015.22 : x
  2. Step 2: Convert to fraction form
    109,771.10/151,472.52 = 62,015.22/x
  3. Step 3: Cross multiply
    109,771.10x = 151,472.52 × 62,015.22
  4. Step 4: Simplify right side
    109,771.10x = 9,393,601,651.75
  5. Step 5: Solve for x
    x = 9,393,601,651.75/109,771.10
  6. Step 6: Final answer
    x = 85,574.46

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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.