Home / 188,680.17-282,962.65-53,755.26

Finding the Fourth Proportional to 188,680.17, 282,962.65 and 53,755.26

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Solution

The fourth proportional to 188,680.17, 282,962.65 and 53,755.26 is: 80,616.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,680.17 : 282,962.65 = 53,755.26 : x
  2. Step 2: Convert to fraction form
    188,680.17/282,962.65 = 53,755.26/x
  3. Step 3: Cross multiply
    188,680.17x = 282,962.65 × 53,755.26
  4. Step 4: Simplify right side
    188,680.17x = 15,210,730,989.02
  5. Step 5: Solve for x
    x = 15,210,730,989.02/188,680.17
  6. Step 6: Final answer
    x = 80,616.48

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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.