Home / 60,385.11-90,548.43-25,315.35

Finding the Fourth Proportional to 60,385.11, 90,548.43 and 25,315.35

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Solution

The fourth proportional to 60,385.11, 90,548.43 and 25,315.35 is: 37,960.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,385.11 : 90,548.43 = 25,315.35 : x
  2. Step 2: Convert to fraction form
    60,385.11/90,548.43 = 25,315.35/x
  3. Step 3: Cross multiply
    60,385.11x = 90,548.43 × 25,315.35
  4. Step 4: Simplify right side
    60,385.11x = 2,292,265,197.40
  5. Step 5: Solve for x
    x = 2,292,265,197.40/60,385.11
  6. Step 6: Final answer
    x = 37,960.77

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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.