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Finding the Fourth Proportional to 60,567.80, 90,905.70 and 35,576.60

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Solution

The fourth proportional to 60,567.80, 90,905.70 and 35,576.60 is: 53,396.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,567.80 : 90,905.70 = 35,576.60 : x
  2. Step 2: Convert to fraction form
    60,567.80/90,905.70 = 35,576.60/x
  3. Step 3: Cross multiply
    60,567.80x = 90,905.70 × 35,576.60
  4. Step 4: Simplify right side
    60,567.80x = 3,234,115,726.62
  5. Step 5: Solve for x
    x = 3,234,115,726.62/60,567.80
  6. Step 6: Final answer
    x = 53,396.62

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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.