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Finding the Fourth Proportional to 153,602, 230,403 and 36,866

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Solution

The fourth proportional to 153,602, 230,403 and 36,866 is: 55,299

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,602 : 230,403 = 36,866 : x
  2. Step 2: Convert to fraction form
    153,602/230,403 = 36,866/x
  3. Step 3: Cross multiply
    153,602x = 230,403 × 36,866
  4. Step 4: Simplify right side
    153,602x = 8,494,036,998
  5. Step 5: Solve for x
    x = 8,494,036,998/153,602
  6. Step 6: Final answer
    x = 55,299

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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.