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Finding the Fourth Proportional to 101,412.81, 152,086.95 and 34,836.89

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Solution

The fourth proportional to 101,412.81, 152,086.95 and 34,836.89 is: 52,244.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,412.81 : 152,086.95 = 34,836.89 : x
  2. Step 2: Convert to fraction form
    101,412.81/152,086.95 = 34,836.89/x
  3. Step 3: Cross multiply
    101,412.81x = 152,086.95 × 34,836.89
  4. Step 4: Simplify right side
    101,412.81x = 5,298,235,587.15
  5. Step 5: Solve for x
    x = 5,298,235,587.15/101,412.81
  6. Step 6: Final answer
    x = 52,244.24

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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.