Home / 57,315.10-85,892.54-48,837.31

Finding the Fourth Proportional to 57,315.10, 85,892.54 and 48,837.31

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Solution

The fourth proportional to 57,315.10, 85,892.54 and 48,837.31 is: 73,187.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,315.10 : 85,892.54 = 48,837.31 : x
  2. Step 2: Convert to fraction form
    57,315.10/85,892.54 = 48,837.31/x
  3. Step 3: Cross multiply
    57,315.10x = 85,892.54 × 48,837.31
  4. Step 4: Simplify right side
    57,315.10x = 4,194,760,602.67
  5. Step 5: Solve for x
    x = 4,194,760,602.67/57,315.10
  6. Step 6: Final answer
    x = 73,187.70

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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.