Home / 95,420.67-143,154.29-67,395.48

Finding the Fourth Proportional to 95,420.67, 143,154.29 and 67,395.48

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Solution

The fourth proportional to 95,420.67, 143,154.29 and 67,395.48 is: 101,109.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,420.67 : 143,154.29 = 67,395.48 : x
  2. Step 2: Convert to fraction form
    95,420.67/143,154.29 = 67,395.48/x
  3. Step 3: Cross multiply
    95,420.67x = 143,154.29 × 67,395.48
  4. Step 4: Simplify right side
    95,420.67x = 9,647,952,088.61
  5. Step 5: Solve for x
    x = 9,647,952,088.61/95,420.67
  6. Step 6: Final answer
    x = 101,109.67

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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.