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Finding the Fourth Proportional to 169,885.88, 254,830.35 and 51,557.24

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Solution

The fourth proportional to 169,885.88, 254,830.35 and 51,557.24 is: 77,336.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,885.88 : 254,830.35 = 51,557.24 : x
  2. Step 2: Convert to fraction form
    169,885.88/254,830.35 = 51,557.24/x
  3. Step 3: Cross multiply
    169,885.88x = 254,830.35 × 51,557.24
  4. Step 4: Simplify right side
    169,885.88x = 13,138,349,514.23
  5. Step 5: Solve for x
    x = 13,138,349,514.23/169,885.88
  6. Step 6: Final answer
    x = 77,336.32

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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.