Home / 179,892.45-248,246.64-99,318.51

Finding the Fourth Proportional to 179,892.45, 248,246.64 and 99,318.51

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Solution

The fourth proportional to 179,892.45, 248,246.64 and 99,318.51 is: 137,056.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,892.45 : 248,246.64 = 99,318.51 : x
  2. Step 2: Convert to fraction form
    179,892.45/248,246.64 = 99,318.51/x
  3. Step 3: Cross multiply
    179,892.45x = 248,246.64 × 99,318.51
  4. Step 4: Simplify right side
    179,892.45x = 24,655,486,397.31
  5. Step 5: Solve for x
    x = 24,655,486,397.31/179,892.45
  6. Step 6: Final answer
    x = 137,056.82

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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.