Home / 90,714.36-136,090.94-38,096.76

Finding the Fourth Proportional to 90,714.36, 136,090.94 and 38,096.76

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Solution

The fourth proportional to 90,714.36, 136,090.94 and 38,096.76 is: 57,153.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,714.36 : 136,090.94 = 38,096.76 : x
  2. Step 2: Convert to fraction form
    90,714.36/136,090.94 = 38,096.76/x
  3. Step 3: Cross multiply
    90,714.36x = 136,090.94 × 38,096.76
  4. Step 4: Simplify right side
    90,714.36x = 5,184,623,879.35
  5. Step 5: Solve for x
    x = 5,184,623,879.35/90,714.36
  6. Step 6: Final answer
    x = 57,153.29

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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.