Home / 136,435.24-204,691.74-99,032.68

Finding the Fourth Proportional to 136,435.24, 204,691.74 and 99,032.68

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Solution

The fourth proportional to 136,435.24, 204,691.74 and 99,032.68 is: 148,577.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,435.24 : 204,691.74 = 99,032.68 : x
  2. Step 2: Convert to fraction form
    136,435.24/204,691.74 = 99,032.68/x
  3. Step 3: Cross multiply
    136,435.24x = 204,691.74 × 99,032.68
  4. Step 4: Simplify right side
    136,435.24x = 20,271,171,586.06
  5. Step 5: Solve for x
    x = 20,271,171,586.06/136,435.24
  6. Step 6: Final answer
    x = 148,577.24

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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.