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Finding the Fourth Proportional to 150,693.60, 226,040.40 and 39,885.60

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Solution

The fourth proportional to 150,693.60, 226,040.40 and 39,885.60 is: 59,828.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,693.60 : 226,040.40 = 39,885.60 : x
  2. Step 2: Convert to fraction form
    150,693.60/226,040.40 = 39,885.60/x
  3. Step 3: Cross multiply
    150,693.60x = 226,040.40 × 39,885.60
  4. Step 4: Simplify right side
    150,693.60x = 9,015,756,978.24
  5. Step 5: Solve for x
    x = 9,015,756,978.24/150,693.60
  6. Step 6: Final answer
    x = 59,828.40

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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.