Home / 234,692.15-352,053.09-90,666.66

Finding the Fourth Proportional to 234,692.15, 352,053.09 and 90,666.66

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Solution

The fourth proportional to 234,692.15, 352,053.09 and 90,666.66 is: 136,005.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,692.15 : 352,053.09 = 90,666.66 : x
  2. Step 2: Convert to fraction form
    234,692.15/352,053.09 = 90,666.66/x
  3. Step 3: Cross multiply
    234,692.15x = 352,053.09 × 90,666.66
  4. Step 4: Simplify right side
    234,692.15x = 31,919,477,812.98
  5. Step 5: Solve for x
    x = 31,919,477,812.98/234,692.15
  6. Step 6: Final answer
    x = 136,005.73

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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.