Home / 146,032.12-201,538.43-88,658.15

Finding the Fourth Proportional to 146,032.12, 201,538.43 and 88,658.15

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Solution

The fourth proportional to 146,032.12, 201,538.43 and 88,658.15 is: 122,356.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,032.12 : 201,538.43 = 88,658.15 : x
  2. Step 2: Convert to fraction form
    146,032.12/201,538.43 = 88,658.15/x
  3. Step 3: Cross multiply
    146,032.12x = 201,538.43 × 88,658.15
  4. Step 4: Simplify right side
    146,032.12x = 17,868,023,239.19
  5. Step 5: Solve for x
    x = 17,868,023,239.19/146,032.12
  6. Step 6: Final answer
    x = 122,356.81

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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.