Home / 163,082.95-244,423.60-77,738.65

Finding the Fourth Proportional to 163,082.95, 244,423.60 and 77,738.65

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Solution

The fourth proportional to 163,082.95, 244,423.60 and 77,738.65 is: 116,512.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,082.95 : 244,423.60 = 77,738.65 : x
  2. Step 2: Convert to fraction form
    163,082.95/244,423.60 = 77,738.65/x
  3. Step 3: Cross multiply
    163,082.95x = 244,423.60 × 77,738.65
  4. Step 4: Simplify right side
    163,082.95x = 19,001,160,692.14
  5. Step 5: Solve for x
    x = 19,001,160,692.14/163,082.95
  6. Step 6: Final answer
    x = 116,512.25

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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.