Home / 111,827.48-154,326.14-64,090.02

Finding the Fourth Proportional to 111,827.48, 154,326.14 and 64,090.02

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Solution

The fourth proportional to 111,827.48, 154,326.14 and 64,090.02 is: 88,446.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,827.48 : 154,326.14 = 64,090.02 : x
  2. Step 2: Convert to fraction form
    111,827.48/154,326.14 = 64,090.02/x
  3. Step 3: Cross multiply
    111,827.48x = 154,326.14 × 64,090.02
  4. Step 4: Simplify right side
    111,827.48x = 9,890,765,078.67
  5. Step 5: Solve for x
    x = 9,890,765,078.67/111,827.48
  6. Step 6: Final answer
    x = 88,446.65

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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.