Home / 179,947.79-248,325.94-99,373.70

Finding the Fourth Proportional to 179,947.79, 248,325.94 and 99,373.70

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Solution

The fourth proportional to 179,947.79, 248,325.94 and 99,373.70 is: 137,134.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,947.79 : 248,325.94 = 99,373.70 : x
  2. Step 2: Convert to fraction form
    179,947.79/248,325.94 = 99,373.70/x
  3. Step 3: Cross multiply
    179,947.79x = 248,325.94 × 99,373.70
  4. Step 4: Simplify right side
    179,947.79x = 24,677,068,208.81
  5. Step 5: Solve for x
    x = 24,677,068,208.81/179,947.79
  6. Step 6: Final answer
    x = 137,134.60

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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.