Home / 268,140.18-370,017.09-147,257.94

Finding the Fourth Proportional to 268,140.18, 370,017.09 and 147,257.94

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Solution

The fourth proportional to 268,140.18, 370,017.09 and 147,257.94 is: 203,206.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,140.18 : 370,017.09 = 147,257.94 : x
  2. Step 2: Convert to fraction form
    268,140.18/370,017.09 = 147,257.94/x
  3. Step 3: Cross multiply
    268,140.18x = 370,017.09 × 147,257.94
  4. Step 4: Simplify right side
    268,140.18x = 54,487,954,438.19
  5. Step 5: Solve for x
    x = 54,487,954,438.19/268,140.18
  6. Step 6: Final answer
    x = 203,206.97

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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.