Home / 145,823-201,323.22-95,609.48

Finding the Fourth Proportional to 145,823, 201,323.22 and 95,609.48

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Solution

The fourth proportional to 145,823, 201,323.22 and 95,609.48 is: 131,998.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,823 : 201,323.22 = 95,609.48 : x
  2. Step 2: Convert to fraction form
    145,823/201,323.22 = 95,609.48/x
  3. Step 3: Cross multiply
    145,823x = 201,323.22 × 95,609.48
  4. Step 4: Simplify right side
    145,823x = 19,248,408,376.13
  5. Step 5: Solve for x
    x = 19,248,408,376.13/145,823
  6. Step 6: Final answer
    x = 131,998.44

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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.