Home / 179,838.90-248,177.72-99,266.47

Finding the Fourth Proportional to 179,838.90, 248,177.72 and 99,266.47

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Solution

The fourth proportional to 179,838.90, 248,177.72 and 99,266.47 is: 136,987.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,838.90 : 248,177.72 = 99,266.47 : x
  2. Step 2: Convert to fraction form
    179,838.90/248,177.72 = 99,266.47/x
  3. Step 3: Cross multiply
    179,838.90x = 248,177.72 × 99,266.47
  4. Step 4: Simplify right side
    179,838.90x = 24,635,725,824.77
  5. Step 5: Solve for x
    x = 24,635,725,824.77/179,838.90
  6. Step 6: Final answer
    x = 136,987.75

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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.