Home / 61,433.04-92,148.48-19,880.04

Finding the Fourth Proportional to 61,433.04, 92,148.48 and 19,880.04

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Solution

The fourth proportional to 61,433.04, 92,148.48 and 19,880.04 is: 29,819.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,433.04 : 92,148.48 = 19,880.04 : x
  2. Step 2: Convert to fraction form
    61,433.04/92,148.48 = 19,880.04/x
  3. Step 3: Cross multiply
    61,433.04x = 92,148.48 × 19,880.04
  4. Step 4: Simplify right side
    61,433.04x = 1,831,915,468.34
  5. Step 5: Solve for x
    x = 1,831,915,468.34/61,433.04
  6. Step 6: Final answer
    x = 29,819.71

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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.