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Finding the Fourth Proportional to 214,655.60, 296,209.92 and 119,154.80

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Solution

The fourth proportional to 214,655.60, 296,209.92 and 119,154.80 is: 164,425.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,655.60 : 296,209.92 = 119,154.80 : x
  2. Step 2: Convert to fraction form
    214,655.60/296,209.92 = 119,154.80/x
  3. Step 3: Cross multiply
    214,655.60x = 296,209.92 × 119,154.80
  4. Step 4: Simplify right side
    214,655.60x = 35,294,833,775.62
  5. Step 5: Solve for x
    x = 35,294,833,775.62/214,655.60
  6. Step 6: Final answer
    x = 164,425.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.