Home / 239,692.08-359,526.45-89,920.70

Finding the Fourth Proportional to 239,692.08, 359,526.45 and 89,920.70

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Solution

The fourth proportional to 239,692.08, 359,526.45 and 89,920.70 is: 134,876.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,692.08 : 359,526.45 = 89,920.70 : x
  2. Step 2: Convert to fraction form
    239,692.08/359,526.45 = 89,920.70/x
  3. Step 3: Cross multiply
    239,692.08x = 359,526.45 × 89,920.70
  4. Step 4: Simplify right side
    239,692.08x = 32,328,870,052.52
  5. Step 5: Solve for x
    x = 32,328,870,052.52/239,692.08
  6. Step 6: Final answer
    x = 134,876.67

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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.