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Finding the Fourth Proportional to 97,765.01, 134,918.10 and 54,744.14

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Solution

The fourth proportional to 97,765.01, 134,918.10 and 54,744.14 is: 75,548.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,765.01 : 134,918.10 = 54,744.14 : x
  2. Step 2: Convert to fraction form
    97,765.01/134,918.10 = 54,744.14/x
  3. Step 3: Cross multiply
    97,765.01x = 134,918.10 × 54,744.14
  4. Step 4: Simplify right side
    97,765.01x = 7,385,974,680.34
  5. Step 5: Solve for x
    x = 7,385,974,680.34/97,765.01
  6. Step 6: Final answer
    x = 75,548.25

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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.