Home / 60,220.56-90,298.26-47,820.36

Finding the Fourth Proportional to 60,220.56, 90,298.26 and 47,820.36

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Solution

The fourth proportional to 60,220.56, 90,298.26 and 47,820.36 is: 71,704.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,220.56 : 90,298.26 = 47,820.36 : x
  2. Step 2: Convert to fraction form
    60,220.56/90,298.26 = 47,820.36/x
  3. Step 3: Cross multiply
    60,220.56x = 90,298.26 × 47,820.36
  4. Step 4: Simplify right side
    60,220.56x = 4,318,095,300.57
  5. Step 5: Solve for x
    x = 4,318,095,300.57/60,220.56
  6. Step 6: Final answer
    x = 71,704.67

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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.