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Finding the Fourth Proportional to 253,459.17, 349,851.60 and 146,100.96

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Solution

The fourth proportional to 253,459.17, 349,851.60 and 146,100.96 is: 201,664.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,459.17 : 349,851.60 = 146,100.96 : x
  2. Step 2: Convert to fraction form
    253,459.17/349,851.60 = 146,100.96/x
  3. Step 3: Cross multiply
    253,459.17x = 349,851.60 × 146,100.96
  4. Step 4: Simplify right side
    253,459.17x = 51,113,654,617.54
  5. Step 5: Solve for x
    x = 51,113,654,617.54/253,459.17
  6. Step 6: Final answer
    x = 201,664.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.