Home / 215,010.02-322,403.52-96,580.20

Finding the Fourth Proportional to 215,010.02, 322,403.52 and 96,580.20

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Solution

The fourth proportional to 215,010.02, 322,403.52 and 96,580.20 is: 144,820.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,010.02 : 322,403.52 = 96,580.20 : x
  2. Step 2: Convert to fraction form
    215,010.02/322,403.52 = 96,580.20/x
  3. Step 3: Cross multiply
    215,010.02x = 322,403.52 × 96,580.20
  4. Step 4: Simplify right side
    215,010.02x = 31,137,796,442.30
  5. Step 5: Solve for x
    x = 31,137,796,442.30/215,010.02
  6. Step 6: Final answer
    x = 144,820.21

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1.5x scale

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.