Home / 266,920.02-400,444.20-109,148.40

Finding the Fourth Proportional to 266,920.02, 400,444.20 and 109,148.40

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Solution

The fourth proportional to 266,920.02, 400,444.20 and 109,148.40 is: 163,748.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,920.02 : 400,444.20 = 109,148.40 : x
  2. Step 2: Convert to fraction form
    266,920.02/400,444.20 = 109,148.40/x
  3. Step 3: Cross multiply
    266,920.02x = 400,444.20 × 109,148.40
  4. Step 4: Simplify right side
    266,920.02x = 43,707,843,719.28
  5. Step 5: Solve for x
    x = 43,707,843,719.28/266,920.02
  6. Step 6: Final answer
    x = 163,748.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.