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Finding the Fourth Proportional to 169,348.48, 253,970.86 and 117,093.76

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Solution

The fourth proportional to 169,348.48, 253,970.86 and 117,093.76 is: 175,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,348.48 : 253,970.86 = 117,093.76 : x
  2. Step 2: Convert to fraction form
    169,348.48/253,970.86 = 117,093.76/x
  3. Step 3: Cross multiply
    169,348.48x = 253,970.86 × 117,093.76
  4. Step 4: Simplify right side
    169,348.48x = 29,738,402,927.83
  5. Step 5: Solve for x
    x = 29,738,402,927.83/169,348.48
  6. Step 6: Final answer
    x = 175,604.78

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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.