Home / 165,470.10-248,155.80-60,264.46

Finding the Fourth Proportional to 165,470.10, 248,155.80 and 60,264.46

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Solution

The fourth proportional to 165,470.10, 248,155.80 and 60,264.46 is: 90,378.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,470.10 : 248,155.80 = 60,264.46 : x
  2. Step 2: Convert to fraction form
    165,470.10/248,155.80 = 60,264.46/x
  3. Step 3: Cross multiply
    165,470.10x = 248,155.80 × 60,264.46
  4. Step 4: Simplify right side
    165,470.10x = 14,954,975,282.87
  5. Step 5: Solve for x
    x = 14,954,975,282.87/165,470.10
  6. Step 6: Final answer
    x = 90,378.72

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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.