Home / 176,056.11-242,953.11-100,599.75

Finding the Fourth Proportional to 176,056.11, 242,953.11 and 100,599.75

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Solution

The fourth proportional to 176,056.11, 242,953.11 and 100,599.75 is: 138,825.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,056.11 : 242,953.11 = 100,599.75 : x
  2. Step 2: Convert to fraction form
    176,056.11/242,953.11 = 100,599.75/x
  3. Step 3: Cross multiply
    176,056.11x = 242,953.11 × 100,599.75
  4. Step 4: Simplify right side
    176,056.11x = 24,441,022,127.72
  5. Step 5: Solve for x
    x = 24,441,022,127.72/176,056.11
  6. Step 6: Final answer
    x = 138,825.19

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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.