Home / 85,066.25-127,688.04-37,714.59

Finding the Fourth Proportional to 85,066.25, 127,688.04 and 37,714.59

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Solution

The fourth proportional to 85,066.25, 127,688.04 and 37,714.59 is: 56,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,066.25 : 127,688.04 = 37,714.59 : x
  2. Step 2: Convert to fraction form
    85,066.25/127,688.04 = 37,714.59/x
  3. Step 3: Cross multiply
    85,066.25x = 127,688.04 × 37,714.59
  4. Step 4: Simplify right side
    85,066.25x = 4,815,702,076.50
  5. Step 5: Solve for x
    x = 4,815,702,076.50/85,066.25
  6. Step 6: Final answer
    x = 56,611.20

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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.