Home / 63,739.08-87,956.70-35,439.24

Finding the Fourth Proportional to 63,739.08, 87,956.70 and 35,439.24

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Solution

The fourth proportional to 63,739.08, 87,956.70 and 35,439.24 is: 48,904.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,739.08 : 87,956.70 = 35,439.24 : x
  2. Step 2: Convert to fraction form
    63,739.08/87,956.70 = 35,439.24/x
  3. Step 3: Cross multiply
    63,739.08x = 87,956.70 × 35,439.24
  4. Step 4: Simplify right side
    63,739.08x = 3,117,118,600.91
  5. Step 5: Solve for x
    x = 3,117,118,600.91/63,739.08
  6. Step 6: Final answer
    x = 48,904.36

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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.