Home / 145,004.46-217,464.93-39,826.86

Finding the Fourth Proportional to 145,004.46, 217,464.93 and 39,826.86

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Solution

The fourth proportional to 145,004.46, 217,464.93 and 39,826.86 is: 59,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,004.46 : 217,464.93 = 39,826.86 : x
  2. Step 2: Convert to fraction form
    145,004.46/217,464.93 = 39,826.86/x
  3. Step 3: Cross multiply
    145,004.46x = 217,464.93 × 39,826.86
  4. Step 4: Simplify right side
    145,004.46x = 8,660,945,322.02
  5. Step 5: Solve for x
    x = 8,660,945,322.02/145,004.46
  6. Step 6: Final answer
    x = 59,728.82

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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.