Home / 176,919.60-265,488.76-71,739.48

Finding the Fourth Proportional to 176,919.60, 265,488.76 and 71,739.48

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Solution

The fourth proportional to 176,919.60, 265,488.76 and 71,739.48 is: 107,653.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,919.60 : 265,488.76 = 71,739.48 : x
  2. Step 2: Convert to fraction form
    176,919.60/265,488.76 = 71,739.48/x
  3. Step 3: Cross multiply
    176,919.60x = 265,488.76 × 71,739.48
  4. Step 4: Simplify right side
    176,919.60x = 19,046,025,588.24
  5. Step 5: Solve for x
    x = 19,046,025,588.24/176,919.60
  6. Step 6: Final answer
    x = 107,653.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.