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Finding the Fourth Proportional to 169,506.52, 254,261.32 and 43,146.92

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Solution

The fourth proportional to 169,506.52, 254,261.32 and 43,146.92 is: 64,720.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,506.52 : 254,261.32 = 43,146.92 : x
  2. Step 2: Convert to fraction form
    169,506.52/254,261.32 = 43,146.92/x
  3. Step 3: Cross multiply
    169,506.52x = 254,261.32 × 43,146.92
  4. Step 4: Simplify right side
    169,506.52x = 10,970,592,833.13
  5. Step 5: Solve for x
    x = 10,970,592,833.13/169,506.52
  6. Step 6: Final answer
    x = 64,720.77

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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.