Home / 266,619.74-400,077.23-159,741.05

Finding the Fourth Proportional to 266,619.74, 400,077.23 and 159,741.05

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Solution

The fourth proportional to 266,619.74, 400,077.23 and 159,741.05 is: 239,700.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,619.74 : 400,077.23 = 159,741.05 : x
  2. Step 2: Convert to fraction form
    266,619.74/400,077.23 = 159,741.05/x
  3. Step 3: Cross multiply
    266,619.74x = 400,077.23 × 159,741.05
  4. Step 4: Simplify right side
    266,619.74x = 63,908,754,002.20
  5. Step 5: Solve for x
    x = 63,908,754,002.20/266,619.74
  6. Step 6: Final answer
    x = 239,700.01

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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.