Home / 97,956.16-146,852.32-45,403.36

Finding the Fourth Proportional to 97,956.16, 146,852.32 and 45,403.36

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Solution

The fourth proportional to 97,956.16, 146,852.32 and 45,403.36 is: 68,067.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,956.16 : 146,852.32 = 45,403.36 : x
  2. Step 2: Convert to fraction form
    97,956.16/146,852.32 = 45,403.36/x
  3. Step 3: Cross multiply
    97,956.16x = 146,852.32 × 45,403.36
  4. Step 4: Simplify right side
    97,956.16x = 6,667,588,751.80
  5. Step 5: Solve for x
    x = 6,667,588,751.80/97,956.16
  6. Step 6: Final answer
    x = 68,067.07

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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.