Home / 266,011.36-399,077.18-88,525.37

Finding the Fourth Proportional to 266,011.36, 399,077.18 and 88,525.37

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Solution

The fourth proportional to 266,011.36, 399,077.18 and 88,525.37 is: 132,808.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,011.36 : 399,077.18 = 88,525.37 : x
  2. Step 2: Convert to fraction form
    266,011.36/399,077.18 = 88,525.37/x
  3. Step 3: Cross multiply
    266,011.36x = 399,077.18 × 88,525.37
  4. Step 4: Simplify right side
    266,011.36x = 35,328,455,905.09
  5. Step 5: Solve for x
    x = 35,328,455,905.09/266,011.36
  6. Step 6: Final answer
    x = 132,808.07

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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.