Home / 45,985.10-68,941.20-25,208.60

Finding the Fourth Proportional to 45,985.10, 68,941.20 and 25,208.60

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Solution

The fourth proportional to 45,985.10, 68,941.20 and 25,208.60 is: 37,792.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,985.10 : 68,941.20 = 25,208.60 : x
  2. Step 2: Convert to fraction form
    45,985.10/68,941.20 = 25,208.60/x
  3. Step 3: Cross multiply
    45,985.10x = 68,941.20 × 25,208.60
  4. Step 4: Simplify right side
    45,985.10x = 1,737,911,134.32
  5. Step 5: Solve for x
    x = 1,737,911,134.32/45,985.10
  6. Step 6: Final answer
    x = 37,792.92

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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.