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Finding the Fourth Proportional to 235,671.06, 353,460.93 and 91,576.62

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Solution

The fourth proportional to 235,671.06, 353,460.93 and 91,576.62 is: 137,347.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,671.06 : 353,460.93 = 91,576.62 : x
  2. Step 2: Convert to fraction form
    235,671.06/353,460.93 = 91,576.62/x
  3. Step 3: Cross multiply
    235,671.06x = 353,460.93 × 91,576.62
  4. Step 4: Simplify right side
    235,671.06x = 32,368,757,271.46
  5. Step 5: Solve for x
    x = 32,368,757,271.46/235,671.06
  6. Step 6: Final answer
    x = 137,347.19

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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.