Home / 145,004.96-217,465.68-39,827.36

Finding the Fourth Proportional to 145,004.96, 217,465.68 and 39,827.36

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Solution

The fourth proportional to 145,004.96, 217,465.68 and 39,827.36 is: 59,729.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,004.96 : 217,465.68 = 39,827.36 : x
  2. Step 2: Convert to fraction form
    145,004.96/217,465.68 = 39,827.36/x
  3. Step 3: Cross multiply
    145,004.96x = 217,465.68 × 39,827.36
  4. Step 4: Simplify right side
    145,004.96x = 8,661,083,925.00
  5. Step 5: Solve for x
    x = 8,661,083,925.00/145,004.96
  6. Step 6: Final answer
    x = 59,729.57

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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.