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Finding the Fourth Proportional to 169,463.42, 254,130.39 and 57,113.45

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Solution

The fourth proportional to 169,463.42, 254,130.39 and 57,113.45 is: 85,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,463.42 : 254,130.39 = 57,113.45 : x
  2. Step 2: Convert to fraction form
    169,463.42/254,130.39 = 57,113.45/x
  3. Step 3: Cross multiply
    169,463.42x = 254,130.39 × 57,113.45
  4. Step 4: Simplify right side
    169,463.42x = 14,514,262,052.09
  5. Step 5: Solve for x
    x = 14,514,262,052.09/169,463.42
  6. Step 6: Final answer
    x = 85,648.35

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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.