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Finding the Fourth Proportional to 169,702.18, 253,312.69 and 157,367.14

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Solution

The fourth proportional to 169,702.18, 253,312.69 and 157,367.14 is: 234,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,702.18 : 253,312.69 = 157,367.14 : x
  2. Step 2: Convert to fraction form
    169,702.18/253,312.69 = 157,367.14/x
  3. Step 3: Cross multiply
    169,702.18x = 253,312.69 × 157,367.14
  4. Step 4: Simplify right side
    169,702.18x = 39,863,093,551.01
  5. Step 5: Solve for x
    x = 39,863,093,551.01/169,702.18
  6. Step 6: Final answer
    x = 234,900.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.