Home / 94,849.76-142,138.20-69,692.24

Finding the Fourth Proportional to 94,849.76, 142,138.20 and 69,692.24

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Solution

The fourth proportional to 94,849.76, 142,138.20 and 69,692.24 is: 104,438.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,849.76 : 142,138.20 = 69,692.24 : x
  2. Step 2: Convert to fraction form
    94,849.76/142,138.20 = 69,692.24/x
  3. Step 3: Cross multiply
    94,849.76x = 142,138.20 × 69,692.24
  4. Step 4: Simplify right side
    94,849.76x = 9,905,929,547.57
  5. Step 5: Solve for x
    x = 9,905,929,547.57/94,849.76
  6. Step 6: Final answer
    x = 104,438.11

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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.