Home / 152,052.22-209,825.46-83,140.48

Finding the Fourth Proportional to 152,052.22, 209,825.46 and 83,140.48

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Solution

The fourth proportional to 152,052.22, 209,825.46 and 83,140.48 is: 114,730.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,052.22 : 209,825.46 = 83,140.48 : x
  2. Step 2: Convert to fraction form
    152,052.22/209,825.46 = 83,140.48/x
  3. Step 3: Cross multiply
    152,052.22x = 209,825.46 × 83,140.48
  4. Step 4: Simplify right side
    152,052.22x = 17,444,989,460.62
  5. Step 5: Solve for x
    x = 17,444,989,460.62/152,052.22
  6. Step 6: Final answer
    x = 114,730.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.