Home / 341,949.12-512,938.08-92,630.88

Finding the Fourth Proportional to 341,949.12, 512,938.08 and 92,630.88

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Solution

The fourth proportional to 341,949.12, 512,938.08 and 92,630.88 is: 138,950.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,949.12 : 512,938.08 = 92,630.88 : x
  2. Step 2: Convert to fraction form
    341,949.12/512,938.08 = 92,630.88/x
  3. Step 3: Cross multiply
    341,949.12x = 512,938.08 × 92,630.88
  4. Step 4: Simplify right side
    341,949.12x = 47,513,905,735.91
  5. Step 5: Solve for x
    x = 47,513,905,735.91/341,949.12
  6. Step 6: Final answer
    x = 138,950.22

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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.