Home / 174,279.36-261,443.52-69,108.96

Finding the Fourth Proportional to 174,279.36, 261,443.52 and 69,108.96

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Solution

The fourth proportional to 174,279.36, 261,443.52 and 69,108.96 is: 103,673.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,279.36 : 261,443.52 = 69,108.96 : x
  2. Step 2: Convert to fraction form
    174,279.36/261,443.52 = 69,108.96/x
  3. Step 3: Cross multiply
    174,279.36x = 261,443.52 × 69,108.96
  4. Step 4: Simplify right side
    174,279.36x = 18,068,089,765.94
  5. Step 5: Solve for x
    x = 18,068,089,765.94/174,279.36
  6. Step 6: Final answer
    x = 103,673.15

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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.