Home / 97,576.83-134,654.25-55,134.45

Finding the Fourth Proportional to 97,576.83, 134,654.25 and 55,134.45

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Solution

The fourth proportional to 97,576.83, 134,654.25 and 55,134.45 is: 76,084.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,576.83 : 134,654.25 = 55,134.45 : x
  2. Step 2: Convert to fraction form
    97,576.83/134,654.25 = 55,134.45/x
  3. Step 3: Cross multiply
    97,576.83x = 134,654.25 × 55,134.45
  4. Step 4: Simplify right side
    97,576.83x = 7,424,088,013.91
  5. Step 5: Solve for x
    x = 7,424,088,013.91/97,576.83
  6. Step 6: Final answer
    x = 76,084.54

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1.5x scale

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.