Home / 268,118.79-370,008.39-147,271.25

Finding the Fourth Proportional to 268,118.79, 370,008.39 and 147,271.25

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Solution

The fourth proportional to 268,118.79, 370,008.39 and 147,271.25 is: 203,236.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,118.79 : 370,008.39 = 147,271.25 : x
  2. Step 2: Convert to fraction form
    268,118.79/370,008.39 = 147,271.25/x
  3. Step 3: Cross multiply
    268,118.79x = 370,008.39 × 147,271.25
  4. Step 4: Simplify right side
    268,118.79x = 54,491,596,255.75
  5. Step 5: Solve for x
    x = 54,491,596,255.75/268,118.79
  6. Step 6: Final answer
    x = 203,236.77

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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.