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Finding the Fourth Proportional to 169,575.95, 234,015.71 and 105,950.64

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Solution

The fourth proportional to 169,575.95, 234,015.71 and 105,950.64 is: 146,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,575.95 : 234,015.71 = 105,950.64 : x
  2. Step 2: Convert to fraction form
    169,575.95/234,015.71 = 105,950.64/x
  3. Step 3: Cross multiply
    169,575.95x = 234,015.71 × 105,950.64
  4. Step 4: Simplify right side
    169,575.95x = 24,794,113,714.80
  5. Step 5: Solve for x
    x = 24,794,113,714.80/169,575.95
  6. Step 6: Final answer
    x = 146,212.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.