Home / 236,474.46-326,341.71-129,051.42

Finding the Fourth Proportional to 236,474.46, 326,341.71 and 129,051.42

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Solution

The fourth proportional to 236,474.46, 326,341.71 and 129,051.42 is: 178,094.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,474.46 : 326,341.71 = 129,051.42 : x
  2. Step 2: Convert to fraction form
    236,474.46/326,341.71 = 129,051.42/x
  3. Step 3: Cross multiply
    236,474.46x = 326,341.71 × 129,051.42
  4. Step 4: Simplify right side
    236,474.46x = 42,114,861,080.73
  5. Step 5: Solve for x
    x = 42,114,861,080.73/236,474.46
  6. Step 6: Final answer
    x = 178,094.76

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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.