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Finding the Fourth Proportional to 150,521.60, 225,782.40 and 57,022.40

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Solution

The fourth proportional to 150,521.60, 225,782.40 and 57,022.40 is: 85,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,521.60 : 225,782.40 = 57,022.40 : x
  2. Step 2: Convert to fraction form
    150,521.60/225,782.40 = 57,022.40/x
  3. Step 3: Cross multiply
    150,521.60x = 225,782.40 × 57,022.40
  4. Step 4: Simplify right side
    150,521.60x = 12,874,654,325.76
  5. Step 5: Solve for x
    x = 12,874,654,325.76/150,521.60
  6. Step 6: Final answer
    x = 85,533.60

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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.