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Finding the Fourth Proportional to 169,666.85, 254,512.13 and 51,347.12

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Solution

The fourth proportional to 169,666.85, 254,512.13 and 51,347.12 is: 77,024.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,666.85 : 254,512.13 = 51,347.12 : x
  2. Step 2: Convert to fraction form
    169,666.85/254,512.13 = 51,347.12/x
  3. Step 3: Cross multiply
    169,666.85x = 254,512.13 × 51,347.12
  4. Step 4: Simplify right side
    169,666.85x = 13,068,463,351.27
  5. Step 5: Solve for x
    x = 13,068,463,351.27/169,666.85
  6. Step 6: Final answer
    x = 77,024.26

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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.