Home / 60,833.22-91,255.23-21,390.67

Finding the Fourth Proportional to 60,833.22, 91,255.23 and 21,390.67

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Solution

The fourth proportional to 60,833.22, 91,255.23 and 21,390.67 is: 32,087.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,833.22 : 91,255.23 = 21,390.67 : x
  2. Step 2: Convert to fraction form
    60,833.22/91,255.23 = 21,390.67/x
  3. Step 3: Cross multiply
    60,833.22x = 91,255.23 × 21,390.67
  4. Step 4: Simplify right side
    60,833.22x = 1,952,010,510.70
  5. Step 5: Solve for x
    x = 1,952,010,510.70/60,833.22
  6. Step 6: Final answer
    x = 32,087.90

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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.