Home / 116,913.28-175,427.52-54,588.16

Finding the Fourth Proportional to 116,913.28, 175,427.52 and 54,588.16

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Solution

The fourth proportional to 116,913.28, 175,427.52 and 54,588.16 is: 81,909.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,913.28 : 175,427.52 = 54,588.16 : x
  2. Step 2: Convert to fraction form
    116,913.28/175,427.52 = 54,588.16/x
  3. Step 3: Cross multiply
    116,913.28x = 175,427.52 × 54,588.16
  4. Step 4: Simplify right side
    116,913.28x = 9,576,265,530.16
  5. Step 5: Solve for x
    x = 9,576,265,530.16/116,913.28
  6. Step 6: Final answer
    x = 81,909.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.