Home / 165,300.14-247,966.61-65,529.20

Finding the Fourth Proportional to 165,300.14, 247,966.61 and 65,529.20

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Solution

The fourth proportional to 165,300.14, 247,966.61 and 65,529.20 is: 98,300.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,300.14 : 247,966.61 = 65,529.20 : x
  2. Step 2: Convert to fraction form
    165,300.14/247,966.61 = 65,529.20/x
  3. Step 3: Cross multiply
    165,300.14x = 247,966.61 × 65,529.20
  4. Step 4: Simplify right side
    165,300.14x = 16,249,052,012.53
  5. Step 5: Solve for x
    x = 16,249,052,012.53/165,300.14
  6. Step 6: Final answer
    x = 98,300.29

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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.