Home / 158,980.04-219,404.34-98,562.44

Finding the Fourth Proportional to 158,980.04, 219,404.34 and 98,562.44

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Solution

The fourth proportional to 158,980.04, 219,404.34 and 98,562.44 is: 136,023.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,980.04 : 219,404.34 = 98,562.44 : x
  2. Step 2: Convert to fraction form
    158,980.04/219,404.34 = 98,562.44/x
  3. Step 3: Cross multiply
    158,980.04x = 219,404.34 × 98,562.44
  4. Step 4: Simplify right side
    158,980.04x = 21,625,027,096.99
  5. Step 5: Solve for x
    x = 21,625,027,096.99/158,980.04
  6. Step 6: Final answer
    x = 136,023.54

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1.5x scale

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.