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Finding the Fourth Proportional to 160,499.76, 240,659.58 and 109,955.88

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Solution

The fourth proportional to 160,499.76, 240,659.58 and 109,955.88 is: 164,872.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,499.76 : 240,659.58 = 109,955.88 : x
  2. Step 2: Convert to fraction form
    160,499.76/240,659.58 = 109,955.88/x
  3. Step 3: Cross multiply
    160,499.76x = 240,659.58 × 109,955.88
  4. Step 4: Simplify right side
    160,499.76x = 26,461,935,899.33
  5. Step 5: Solve for x
    x = 26,461,935,899.33/160,499.76
  6. Step 6: Final answer
    x = 164,872.12

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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.