Home / 146,160.45-219,240.68-137,303.10

Finding the Fourth Proportional to 146,160.45, 219,240.68 and 137,303.10

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Solution

The fourth proportional to 146,160.45, 219,240.68 and 137,303.10 is: 205,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,160.45 : 219,240.68 = 137,303.10 : x
  2. Step 2: Convert to fraction form
    146,160.45/219,240.68 = 137,303.10/x
  3. Step 3: Cross multiply
    146,160.45x = 219,240.68 × 137,303.10
  4. Step 4: Simplify right side
    146,160.45x = 30,102,424,323.59
  5. Step 5: Solve for x
    x = 30,102,424,323.59/146,160.45
  6. Step 6: Final answer
    x = 205,954.65

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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.