Home / 239,135.07-358,692.22-89,376.66

Finding the Fourth Proportional to 239,135.07, 358,692.22 and 89,376.66

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Solution

The fourth proportional to 239,135.07, 358,692.22 and 89,376.66 is: 134,061.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,135.07 : 358,692.22 = 89,376.66 : x
  2. Step 2: Convert to fraction form
    239,135.07/358,692.22 = 89,376.66/x
  3. Step 3: Cross multiply
    239,135.07x = 358,692.22 × 89,376.66
  4. Step 4: Simplify right side
    239,135.07x = 32,058,712,591.59
  5. Step 5: Solve for x
    x = 32,058,712,591.59/239,135.07
  6. Step 6: Final answer
    x = 134,061.11

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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.