Home / 97,290.52-146,143.20-91,602.44

Finding the Fourth Proportional to 97,290.52, 146,143.20 and 91,602.44

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Solution

The fourth proportional to 97,290.52, 146,143.20 and 91,602.44 is: 137,598.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,290.52 : 146,143.20 = 91,602.44 : x
  2. Step 2: Convert to fraction form
    97,290.52/146,143.20 = 91,602.44/x
  3. Step 3: Cross multiply
    97,290.52x = 146,143.20 × 91,602.44
  4. Step 4: Simplify right side
    97,290.52x = 13,387,072,520.68
  5. Step 5: Solve for x
    x = 13,387,072,520.68/97,290.52
  6. Step 6: Final answer
    x = 137,598.95

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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.