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Finding the Fourth Proportional to 144,851.90, 217,277.85 and 97,850.30

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Solution

The fourth proportional to 144,851.90, 217,277.85 and 97,850.30 is: 146,775.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,851.90 : 217,277.85 = 97,850.30 : x
  2. Step 2: Convert to fraction form
    144,851.90/217,277.85 = 97,850.30/x
  3. Step 3: Cross multiply
    144,851.90x = 217,277.85 × 97,850.30
  4. Step 4: Simplify right side
    144,851.90x = 21,260,702,805.86
  5. Step 5: Solve for x
    x = 21,260,702,805.86/144,851.90
  6. Step 6: Final answer
    x = 146,775.45

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1.5x scale

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.