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Finding the Fourth Proportional to 169,714.44, 254,604.47 and 57,412.90

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Solution

The fourth proportional to 169,714.44, 254,604.47 and 57,412.90 is: 86,130.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,714.44 : 254,604.47 = 57,412.90 : x
  2. Step 2: Convert to fraction form
    169,714.44/254,604.47 = 57,412.90/x
  3. Step 3: Cross multiply
    169,714.44x = 254,604.47 × 57,412.90
  4. Step 4: Simplify right side
    169,714.44x = 14,617,581,006.85
  5. Step 5: Solve for x
    x = 14,617,581,006.85/169,714.44
  6. Step 6: Final answer
    x = 86,130.45

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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.