Home / 165,875.20-248,812.80-95,718.40

Finding the Fourth Proportional to 165,875.20, 248,812.80 and 95,718.40

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Solution

The fourth proportional to 165,875.20, 248,812.80 and 95,718.40 is: 143,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,875.20 : 248,812.80 = 95,718.40 : x
  2. Step 2: Convert to fraction form
    165,875.20/248,812.80 = 95,718.40/x
  3. Step 3: Cross multiply
    165,875.20x = 248,812.80 × 95,718.40
  4. Step 4: Simplify right side
    165,875.20x = 23,815,963,115.52
  5. Step 5: Solve for x
    x = 23,815,963,115.52/165,875.20
  6. Step 6: Final answer
    x = 143,577.60

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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.