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Finding the Fourth Proportional to 194,888, 292,332 and 47,144

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Solution

The fourth proportional to 194,888, 292,332 and 47,144 is: 70,716

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,888 : 292,332 = 47,144 : x
  2. Step 2: Convert to fraction form
    194,888/292,332 = 47,144/x
  3. Step 3: Cross multiply
    194,888x = 292,332 × 47,144
  4. Step 4: Simplify right side
    194,888x = 13,781,699,808
  5. Step 5: Solve for x
    x = 13,781,699,808/194,888
  6. Step 6: Final answer
    x = 70,716

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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.