Home / 64,457.18-88,956.27-35,779.54

Finding the Fourth Proportional to 64,457.18, 88,956.27 and 35,779.54

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Solution

The fourth proportional to 64,457.18, 88,956.27 and 35,779.54 is: 49,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,457.18 : 88,956.27 = 35,779.54 : x
  2. Step 2: Convert to fraction form
    64,457.18/88,956.27 = 35,779.54/x
  3. Step 3: Cross multiply
    64,457.18x = 88,956.27 × 35,779.54
  4. Step 4: Simplify right side
    64,457.18x = 3,182,814,198.33
  5. Step 5: Solve for x
    x = 3,182,814,198.33/64,457.18
  6. Step 6: Final answer
    x = 49,378.74

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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.