Home / 347,411.04-521,158.60-122,725.50

Finding the Fourth Proportional to 347,411.04, 521,158.60 and 122,725.50

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Solution

The fourth proportional to 347,411.04, 521,158.60 and 122,725.50 is: 184,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,411.04 : 521,158.60 = 122,725.50 : x
  2. Step 2: Convert to fraction form
    347,411.04/521,158.60 = 122,725.50/x
  3. Step 3: Cross multiply
    347,411.04x = 521,158.60 × 122,725.50
  4. Step 4: Simplify right side
    347,411.04x = 63,959,449,764.30
  5. Step 5: Solve for x
    x = 63,959,449,764.30/347,411.04
  6. Step 6: Final answer
    x = 184,103.10

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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.