Home / 52,195.74-78,154.56-35,588.40

Finding the Fourth Proportional to 52,195.74, 78,154.56 and 35,588.40

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Solution

The fourth proportional to 52,195.74, 78,154.56 and 35,588.40 is: 53,287.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,195.74 : 78,154.56 = 35,588.40 : x
  2. Step 2: Convert to fraction form
    52,195.74/78,154.56 = 35,588.40/x
  3. Step 3: Cross multiply
    52,195.74x = 78,154.56 × 35,588.40
  4. Step 4: Simplify right side
    52,195.74x = 2,781,395,743.10
  5. Step 5: Solve for x
    x = 2,781,395,743.10/52,195.74
  6. Step 6: Final answer
    x = 53,287.79

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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.