Home / 60,372.45-90,573.96-42,637.75

Finding the Fourth Proportional to 60,372.45, 90,573.96 and 42,637.75

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Solution

The fourth proportional to 60,372.45, 90,573.96 and 42,637.75 is: 63,967.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,372.45 : 90,573.96 = 42,637.75 : x
  2. Step 2: Convert to fraction form
    60,372.45/90,573.96 = 42,637.75/x
  3. Step 3: Cross multiply
    60,372.45x = 90,573.96 × 42,637.75
  4. Step 4: Simplify right side
    60,372.45x = 3,861,869,756.40
  5. Step 5: Solve for x
    x = 3,861,869,756.40/60,372.45
  6. Step 6: Final answer
    x = 63,967.42

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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.