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Finding the Fourth Proportional to 174,484.74, 240,791.10 and 102,860.46

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Solution

The fourth proportional to 174,484.74, 240,791.10 and 102,860.46 is: 141,948.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,484.74 : 240,791.10 = 102,860.46 : x
  2. Step 2: Convert to fraction form
    174,484.74/240,791.10 = 102,860.46/x
  3. Step 3: Cross multiply
    174,484.74x = 240,791.10 × 102,860.46
  4. Step 4: Simplify right side
    174,484.74x = 24,767,883,309.91
  5. Step 5: Solve for x
    x = 24,767,883,309.91/174,484.74
  6. Step 6: Final answer
    x = 141,948.71

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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.