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Finding the Fourth Proportional to 334,771.68, 502,172.70 and 94,902.74

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Solution

The fourth proportional to 334,771.68, 502,172.70 and 94,902.74 is: 142,358.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,771.68 : 502,172.70 = 94,902.74 : x
  2. Step 2: Convert to fraction form
    334,771.68/502,172.70 = 94,902.74/x
  3. Step 3: Cross multiply
    334,771.68x = 502,172.70 × 94,902.74
  4. Step 4: Simplify right side
    334,771.68x = 47,657,565,183.20
  5. Step 5: Solve for x
    x = 47,657,565,183.20/334,771.68
  6. Step 6: Final answer
    x = 142,358.41

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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.