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Finding the Fourth Proportional to 101,032.55, 151,567.05 and 50,986.70

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Solution

The fourth proportional to 101,032.55, 151,567.05 and 50,986.70 is: 76,489.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,032.55 : 151,567.05 = 50,986.70 : x
  2. Step 2: Convert to fraction form
    101,032.55/151,567.05 = 50,986.70/x
  3. Step 3: Cross multiply
    101,032.55x = 151,567.05 × 50,986.70
  4. Step 4: Simplify right side
    101,032.55x = 7,727,903,708.24
  5. Step 5: Solve for x
    x = 7,727,903,708.24/101,032.55
  6. Step 6: Final answer
    x = 76,489.25

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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.