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Finding the Fourth Proportional to 272,745.58, 376,626.86 and 170,946.04

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Solution

The fourth proportional to 272,745.58, 376,626.86 and 170,946.04 is: 236,054.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,745.58 : 376,626.86 = 170,946.04 : x
  2. Step 2: Convert to fraction form
    272,745.58/376,626.86 = 170,946.04/x
  3. Step 3: Cross multiply
    272,745.58x = 376,626.86 × 170,946.04
  4. Step 4: Simplify right side
    272,745.58x = 64,382,870,274.63
  5. Step 5: Solve for x
    x = 64,382,870,274.63/272,745.58
  6. Step 6: Final answer
    x = 236,054.68

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1.5x scale

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.