Home / 97,897.74-135,094.32-55,456.62

Finding the Fourth Proportional to 97,897.74, 135,094.32 and 55,456.62

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Solution

The fourth proportional to 97,897.74, 135,094.32 and 55,456.62 is: 76,527.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,897.74 : 135,094.32 = 55,456.62 : x
  2. Step 2: Convert to fraction form
    97,897.74/135,094.32 = 55,456.62/x
  3. Step 3: Cross multiply
    97,897.74x = 135,094.32 × 55,456.62
  4. Step 4: Simplify right side
    97,897.74x = 7,491,874,368.40
  5. Step 5: Solve for x
    x = 7,491,874,368.40/97,897.74
  6. Step 6: Final answer
    x = 76,527.55

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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.