Home / 80,365.60-110,881.52-46,371.36

Finding the Fourth Proportional to 80,365.60, 110,881.52 and 46,371.36

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Solution

The fourth proportional to 80,365.60, 110,881.52 and 46,371.36 is: 63,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,365.60 : 110,881.52 = 46,371.36 : x
  2. Step 2: Convert to fraction form
    80,365.60/110,881.52 = 46,371.36/x
  3. Step 3: Cross multiply
    80,365.60x = 110,881.52 × 46,371.36
  4. Step 4: Simplify right side
    80,365.60x = 5,141,726,881.27
  5. Step 5: Solve for x
    x = 5,141,726,881.27/80,365.60
  6. Step 6: Final answer
    x = 63,979.20

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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.