Home / 63,077.12-87,042.44-34,783.04

Finding the Fourth Proportional to 63,077.12, 87,042.44 and 34,783.04

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Solution

The fourth proportional to 63,077.12, 87,042.44 and 34,783.04 is: 47,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,077.12 : 87,042.44 = 34,783.04 : x
  2. Step 2: Convert to fraction form
    63,077.12/87,042.44 = 34,783.04/x
  3. Step 3: Cross multiply
    63,077.12x = 87,042.44 × 34,783.04
  4. Step 4: Simplify right side
    63,077.12x = 3,027,600,672.22
  5. Step 5: Solve for x
    x = 3,027,600,672.22/63,077.12
  6. Step 6: Final answer
    x = 47,998.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.