Home / 134,999.10-202,571.55-60,130.80

Finding the Fourth Proportional to 134,999.10, 202,571.55 and 60,130.80

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Solution

The fourth proportional to 134,999.10, 202,571.55 and 60,130.80 is: 90,228.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,999.10 : 202,571.55 = 60,130.80 : x
  2. Step 2: Convert to fraction form
    134,999.10/202,571.55 = 60,130.80/x
  3. Step 3: Cross multiply
    134,999.10x = 202,571.55 × 60,130.80
  4. Step 4: Simplify right side
    134,999.10x = 12,180,789,358.74
  5. Step 5: Solve for x
    x = 12,180,789,358.74/134,999.10
  6. Step 6: Final answer
    x = 90,228.67

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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.