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Finding the Fourth Proportional to 73,852.38, 101,659.73 and 64,404.54

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Solution

The fourth proportional to 73,852.38, 101,659.73 and 64,404.54 is: 88,654.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,852.38 : 101,659.73 = 64,404.54 : x
  2. Step 2: Convert to fraction form
    73,852.38/101,659.73 = 64,404.54/x
  3. Step 3: Cross multiply
    73,852.38x = 101,659.73 × 64,404.54
  4. Step 4: Simplify right side
    73,852.38x = 6,547,347,825.15
  5. Step 5: Solve for x
    x = 6,547,347,825.15/73,852.38
  6. Step 6: Final answer
    x = 88,654.53

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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.