Home / 179,724.51-248,020.65-99,152

Finding the Fourth Proportional to 179,724.51, 248,020.65 and 99,152

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Solution

The fourth proportional to 179,724.51, 248,020.65 and 99,152 is: 136,830.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,724.51 : 248,020.65 = 99,152 : x
  2. Step 2: Convert to fraction form
    179,724.51/248,020.65 = 99,152/x
  3. Step 3: Cross multiply
    179,724.51x = 248,020.65 × 99,152
  4. Step 4: Simplify right side
    179,724.51x = 24,591,743,488.80
  5. Step 5: Solve for x
    x = 24,591,743,488.80/179,724.51
  6. Step 6: Final answer
    x = 136,830.22

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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.