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Finding the Fourth Proportional to 210,060.60, 289,873.08 and 119,404.68

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Solution

The fourth proportional to 210,060.60, 289,873.08 and 119,404.68 is: 164,772.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,060.60 : 289,873.08 = 119,404.68 : x
  2. Step 2: Convert to fraction form
    210,060.60/289,873.08 = 119,404.68/x
  3. Step 3: Cross multiply
    210,060.60x = 289,873.08 × 119,404.68
  4. Step 4: Simplify right side
    210,060.60x = 34,612,202,358.01
  5. Step 5: Solve for x
    x = 34,612,202,358.01/210,060.60
  6. Step 6: Final answer
    x = 164,772.46

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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.