Home / 101,946.07-140,521.92-69,230.20

Finding the Fourth Proportional to 101,946.07, 140,521.92 and 69,230.20

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Solution

The fourth proportional to 101,946.07, 140,521.92 and 69,230.20 is: 95,426.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,946.07 : 140,521.92 = 69,230.20 : x
  2. Step 2: Convert to fraction form
    101,946.07/140,521.92 = 69,230.20/x
  3. Step 3: Cross multiply
    101,946.07x = 140,521.92 × 69,230.20
  4. Step 4: Simplify right side
    101,946.07x = 9,728,360,625.98
  5. Step 5: Solve for x
    x = 9,728,360,625.98/101,946.07
  6. Step 6: Final answer
    x = 95,426.54

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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.