Home / 97,654.07-146,432.65-31,085.54

Finding the Fourth Proportional to 97,654.07, 146,432.65 and 31,085.54

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Solution

The fourth proportional to 97,654.07, 146,432.65 and 31,085.54 is: 46,612.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,654.07 : 146,432.65 = 31,085.54 : x
  2. Step 2: Convert to fraction form
    97,654.07/146,432.65 = 31,085.54/x
  3. Step 3: Cross multiply
    97,654.07x = 146,432.65 × 31,085.54
  4. Step 4: Simplify right side
    97,654.07x = 4,551,937,843.45
  5. Step 5: Solve for x
    x = 4,551,937,843.45/97,654.07
  6. Step 6: Final answer
    x = 46,612.89

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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.