Home / 84,090.84-116,053.56-62,833.20

Finding the Fourth Proportional to 84,090.84, 116,053.56 and 62,833.20

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Solution

The fourth proportional to 84,090.84, 116,053.56 and 62,833.20 is: 86,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,090.84 : 116,053.56 = 62,833.20 : x
  2. Step 2: Convert to fraction form
    84,090.84/116,053.56 = 62,833.20/x
  3. Step 3: Cross multiply
    84,090.84x = 116,053.56 × 62,833.20
  4. Step 4: Simplify right side
    84,090.84x = 7,292,016,546.19
  5. Step 5: Solve for x
    x = 7,292,016,546.19/84,090.84
  6. Step 6: Final answer
    x = 86,715.94

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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.