Home / 74,342.22-102,588.48-44,128.80

Finding the Fourth Proportional to 74,342.22, 102,588.48 and 44,128.80

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Solution

The fourth proportional to 74,342.22, 102,588.48 and 44,128.80 is: 60,895.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,342.22 : 102,588.48 = 44,128.80 : x
  2. Step 2: Convert to fraction form
    74,342.22/102,588.48 = 44,128.80/x
  3. Step 3: Cross multiply
    74,342.22x = 102,588.48 × 44,128.80
  4. Step 4: Simplify right side
    74,342.22x = 4,527,106,516.22
  5. Step 5: Solve for x
    x = 4,527,106,516.22/74,342.22
  6. Step 6: Final answer
    x = 60,895.50

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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.