Home / 229,727.20-344,588.64-79,967.20

Finding the Fourth Proportional to 229,727.20, 344,588.64 and 79,967.20

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Solution

The fourth proportional to 229,727.20, 344,588.64 and 79,967.20 is: 119,950.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,727.20 : 344,588.64 = 79,967.20 : x
  2. Step 2: Convert to fraction form
    229,727.20/344,588.64 = 79,967.20/x
  3. Step 3: Cross multiply
    229,727.20x = 344,588.64 × 79,967.20
  4. Step 4: Simplify right side
    229,727.20x = 27,555,788,692.61
  5. Step 5: Solve for x
    x = 27,555,788,692.61/229,727.20
  6. Step 6: Final answer
    x = 119,950.05

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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.