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Finding the Fourth Proportional to 235,634.58, 353,607.39 and 124,904.34

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Solution

The fourth proportional to 235,634.58, 353,607.39 and 124,904.34 is: 187,438.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,634.58 : 353,607.39 = 124,904.34 : x
  2. Step 2: Convert to fraction form
    235,634.58/353,607.39 = 124,904.34/x
  3. Step 3: Cross multiply
    235,634.58x = 353,607.39 × 124,904.34
  4. Step 4: Simplify right side
    235,634.58x = 44,167,097,667.07
  5. Step 5: Solve for x
    x = 44,167,097,667.07/235,634.58
  6. Step 6: Final answer
    x = 187,438.95

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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.