Home / 179,838.18-248,180.40-99,265.50

Finding the Fourth Proportional to 179,838.18, 248,180.40 and 99,265.50

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Solution

The fourth proportional to 179,838.18, 248,180.40 and 99,265.50 is: 136,988.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,838.18 : 248,180.40 = 99,265.50 : x
  2. Step 2: Convert to fraction form
    179,838.18/248,180.40 = 99,265.50/x
  3. Step 3: Cross multiply
    179,838.18x = 248,180.40 × 99,265.50
  4. Step 4: Simplify right side
    179,838.18x = 24,635,751,496.20
  5. Step 5: Solve for x
    x = 24,635,751,496.20/179,838.18
  6. Step 6: Final answer
    x = 136,988.44

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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.