Home / 109,197.02-150,679.51-61,449.14

Finding the Fourth Proportional to 109,197.02, 150,679.51 and 61,449.14

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Solution

The fourth proportional to 109,197.02, 150,679.51 and 61,449.14 is: 84,792.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,197.02 : 150,679.51 = 61,449.14 : x
  2. Step 2: Convert to fraction form
    109,197.02/150,679.51 = 61,449.14/x
  3. Step 3: Cross multiply
    109,197.02x = 150,679.51 × 61,449.14
  4. Step 4: Simplify right side
    109,197.02x = 9,259,125,398.10
  5. Step 5: Solve for x
    x = 9,259,125,398.10/109,197.02
  6. Step 6: Final answer
    x = 84,792.84

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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.