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Finding the Fourth Proportional to 100,473.60, 150,710.40 and 26,601.60

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Solution

The fourth proportional to 100,473.60, 150,710.40 and 26,601.60 is: 39,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,473.60 : 150,710.40 = 26,601.60 : x
  2. Step 2: Convert to fraction form
    100,473.60/150,710.40 = 26,601.60/x
  3. Step 3: Cross multiply
    100,473.60x = 150,710.40 × 26,601.60
  4. Step 4: Simplify right side
    100,473.60x = 4,009,137,776.64
  5. Step 5: Solve for x
    x = 4,009,137,776.64/100,473.60
  6. Step 6: Final answer
    x = 39,902.40

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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.