Home / 268,238.34-370,168.17-147,382.29

Finding the Fourth Proportional to 268,238.34, 370,168.17 and 147,382.29

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Solution

The fourth proportional to 268,238.34, 370,168.17 and 147,382.29 is: 203,387.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,238.34 : 370,168.17 = 147,382.29 : x
  2. Step 2: Convert to fraction form
    268,238.34/370,168.17 = 147,382.29/x
  3. Step 3: Cross multiply
    268,238.34x = 370,168.17 × 147,382.29
  4. Step 4: Simplify right side
    268,238.34x = 54,556,232,579.71
  5. Step 5: Solve for x
    x = 54,556,232,579.71/268,238.34
  6. Step 6: Final answer
    x = 203,387.15

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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.