Home / 268,538.14-370,574.15-147,679.05

Finding the Fourth Proportional to 268,538.14, 370,574.15 and 147,679.05

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Solution

The fourth proportional to 268,538.14, 370,574.15 and 147,679.05 is: 203,792.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,538.14 : 370,574.15 = 147,679.05 : x
  2. Step 2: Convert to fraction form
    268,538.14/370,574.15 = 147,679.05/x
  3. Step 3: Cross multiply
    268,538.14x = 370,574.15 × 147,679.05
  4. Step 4: Simplify right side
    268,538.14x = 54,726,038,057.36
  5. Step 5: Solve for x
    x = 54,726,038,057.36/268,538.14
  6. Step 6: Final answer
    x = 203,792.42

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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.