Home / 194,792.04-292,319.28-76,449.40

Finding the Fourth Proportional to 194,792.04, 292,319.28 and 76,449.40

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Solution

The fourth proportional to 194,792.04, 292,319.28 and 76,449.40 is: 114,725.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,792.04 : 292,319.28 = 76,449.40 : x
  2. Step 2: Convert to fraction form
    194,792.04/292,319.28 = 76,449.40/x
  3. Step 3: Cross multiply
    194,792.04x = 292,319.28 × 76,449.40
  4. Step 4: Simplify right side
    194,792.04x = 22,347,633,564.43
  5. Step 5: Solve for x
    x = 22,347,633,564.43/194,792.04
  6. Step 6: Final answer
    x = 114,725.60

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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.