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Finding the Fourth Proportional to 119,008.44, 178,493.40 and 34,748.78

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Solution

The fourth proportional to 119,008.44, 178,493.40 and 34,748.78 is: 52,117.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,008.44 : 178,493.40 = 34,748.78 : x
  2. Step 2: Convert to fraction form
    119,008.44/178,493.40 = 34,748.78/x
  3. Step 3: Cross multiply
    119,008.44x = 178,493.40 × 34,748.78
  4. Step 4: Simplify right side
    119,008.44x = 6,202,426,995.59
  5. Step 5: Solve for x
    x = 6,202,426,995.59/119,008.44
  6. Step 6: Final answer
    x = 52,117.54

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1.5x scale

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.