Home / 72,632.27-100,232.59-40,801.19

Finding the Fourth Proportional to 72,632.27, 100,232.59 and 40,801.19

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Solution

The fourth proportional to 72,632.27, 100,232.59 and 40,801.19 is: 56,305.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,632.27 : 100,232.59 = 40,801.19 : x
  2. Step 2: Convert to fraction form
    72,632.27/100,232.59 = 40,801.19/x
  3. Step 3: Cross multiply
    72,632.27x = 100,232.59 × 40,801.19
  4. Step 4: Simplify right side
    72,632.27x = 4,089,608,948.78
  5. Step 5: Solve for x
    x = 4,089,608,948.78/72,632.27
  6. Step 6: Final answer
    x = 56,305.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.