Home / 132,313.79-182,552.81-74,944

Finding the Fourth Proportional to 132,313.79, 182,552.81 and 74,944

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Solution

The fourth proportional to 132,313.79, 182,552.81 and 74,944 is: 103,399.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,313.79 : 182,552.81 = 74,944 : x
  2. Step 2: Convert to fraction form
    132,313.79/182,552.81 = 74,944/x
  3. Step 3: Cross multiply
    132,313.79x = 182,552.81 × 74,944
  4. Step 4: Simplify right side
    132,313.79x = 13,681,237,792.64
  5. Step 5: Solve for x
    x = 13,681,237,792.64/132,313.79
  6. Step 6: Final answer
    x = 103,399.94

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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.