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Finding the Fourth Proportional to 169,639.35, 254,070.23 and 165,751.35

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Solution

The fourth proportional to 169,639.35, 254,070.23 and 165,751.35 is: 248,247.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,639.35 : 254,070.23 = 165,751.35 : x
  2. Step 2: Convert to fraction form
    169,639.35/254,070.23 = 165,751.35/x
  3. Step 3: Cross multiply
    169,639.35x = 254,070.23 × 165,751.35
  4. Step 4: Simplify right side
    169,639.35x = 42,112,482,788.55
  5. Step 5: Solve for x
    x = 42,112,482,788.55/169,639.35
  6. Step 6: Final answer
    x = 248,247.14

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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.