Home / 84,258.24-116,289.36-52,011.68

Finding the Fourth Proportional to 84,258.24, 116,289.36 and 52,011.68

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Solution

The fourth proportional to 84,258.24, 116,289.36 and 52,011.68 is: 71,784.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,258.24 : 116,289.36 = 52,011.68 : x
  2. Step 2: Convert to fraction form
    84,258.24/116,289.36 = 52,011.68/x
  3. Step 3: Cross multiply
    84,258.24x = 116,289.36 × 52,011.68
  4. Step 4: Simplify right side
    84,258.24x = 6,048,404,979.72
  5. Step 5: Solve for x
    x = 6,048,404,979.72/84,258.24
  6. Step 6: Final answer
    x = 71,784.14

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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.