Home / 57,316.96-85,817.49-43,234.36

Finding the Fourth Proportional to 57,316.96, 85,817.49 and 43,234.36

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Solution

The fourth proportional to 57,316.96, 85,817.49 and 43,234.36 is: 64,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,316.96 : 85,817.49 = 43,234.36 : x
  2. Step 2: Convert to fraction form
    57,316.96/85,817.49 = 43,234.36/x
  3. Step 3: Cross multiply
    57,316.96x = 85,817.49 × 43,234.36
  4. Step 4: Simplify right side
    57,316.96x = 3,710,264,256.96
  5. Step 5: Solve for x
    x = 3,710,264,256.96/57,316.96
  6. Step 6: Final answer
    x = 64,732.40

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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.