Home / 179,554.72-247,784.88-104,146.24

Finding the Fourth Proportional to 179,554.72, 247,784.88 and 104,146.24

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Solution

The fourth proportional to 179,554.72, 247,784.88 and 104,146.24 is: 143,721.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,554.72 : 247,784.88 = 104,146.24 : x
  2. Step 2: Convert to fraction form
    179,554.72/247,784.88 = 104,146.24/x
  3. Step 3: Cross multiply
    179,554.72x = 247,784.88 × 104,146.24
  4. Step 4: Simplify right side
    179,554.72x = 25,805,863,580.85
  5. Step 5: Solve for x
    x = 25,805,863,580.85/179,554.72
  6. Step 6: Final answer
    x = 143,721.44

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1.5x scale

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.