Home / 309,632.22-464,438.61-88,016.22

Finding the Fourth Proportional to 309,632.22, 464,438.61 and 88,016.22

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Solution

The fourth proportional to 309,632.22, 464,438.61 and 88,016.22 is: 132,021.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,632.22 : 464,438.61 = 88,016.22 : x
  2. Step 2: Convert to fraction form
    309,632.22/464,438.61 = 88,016.22/x
  3. Step 3: Cross multiply
    309,632.22x = 464,438.61 × 88,016.22
  4. Step 4: Simplify right side
    309,632.22x = 40,878,130,874.25
  5. Step 5: Solve for x
    x = 40,878,130,874.25/309,632.22
  6. Step 6: Final answer
    x = 132,021.57

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1.5x scale

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.