Home / 97,924.74-135,135.81-55,491.36

Finding the Fourth Proportional to 97,924.74, 135,135.81 and 55,491.36

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Solution

The fourth proportional to 97,924.74, 135,135.81 and 55,491.36 is: 76,577.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,924.74 : 135,135.81 = 55,491.36 : x
  2. Step 2: Convert to fraction form
    97,924.74/135,135.81 = 55,491.36/x
  3. Step 3: Cross multiply
    97,924.74x = 135,135.81 × 55,491.36
  4. Step 4: Simplify right side
    97,924.74x = 7,498,869,881.60
  5. Step 5: Solve for x
    x = 7,498,869,881.60/97,924.74
  6. Step 6: Final answer
    x = 76,577.89

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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.