Home / 268,387.40-370,370.46-147,526.10

Finding the Fourth Proportional to 268,387.40, 370,370.46 and 147,526.10

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Solution

The fourth proportional to 268,387.40, 370,370.46 and 147,526.10 is: 203,583.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,387.40 : 370,370.46 = 147,526.10 : x
  2. Step 2: Convert to fraction form
    268,387.40/370,370.46 = 147,526.10/x
  3. Step 3: Cross multiply
    268,387.40x = 370,370.46 × 147,526.10
  4. Step 4: Simplify right side
    268,387.40x = 54,639,309,519.01
  5. Step 5: Solve for x
    x = 54,639,309,519.01/268,387.40
  6. Step 6: Final answer
    x = 203,583.74

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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.