Home / 174,714.19-261,884.34-90,389.41

Finding the Fourth Proportional to 174,714.19, 261,884.34 and 90,389.41

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Solution

The fourth proportional to 174,714.19, 261,884.34 and 90,389.41 is: 135,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,714.19 : 261,884.34 = 90,389.41 : x
  2. Step 2: Convert to fraction form
    174,714.19/261,884.34 = 90,389.41/x
  3. Step 3: Cross multiply
    174,714.19x = 261,884.34 × 90,389.41
  4. Step 4: Simplify right side
    174,714.19x = 23,671,570,326.13
  5. Step 5: Solve for x
    x = 23,671,570,326.13/174,714.19
  6. Step 6: Final answer
    x = 135,487.40

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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.