Home / 146,002.10-218,986.95-119,660.90

Finding the Fourth Proportional to 146,002.10, 218,986.95 and 119,660.90

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Solution

The fourth proportional to 146,002.10, 218,986.95 and 119,660.90 is: 179,478.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,002.10 : 218,986.95 = 119,660.90 : x
  2. Step 2: Convert to fraction form
    146,002.10/218,986.95 = 119,660.90/x
  3. Step 3: Cross multiply
    146,002.10x = 218,986.95 × 119,660.90
  4. Step 4: Simplify right side
    146,002.10x = 26,204,175,525.26
  5. Step 5: Solve for x
    x = 26,204,175,525.26/146,002.10
  6. Step 6: Final answer
    x = 179,478.07

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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.