Home / 95,669.56-143,516.86-31,606.40

Finding the Fourth Proportional to 95,669.56, 143,516.86 and 31,606.40

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Solution

The fourth proportional to 95,669.56, 143,516.86 and 31,606.40 is: 47,413.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,669.56 : 143,516.86 = 31,606.40 : x
  2. Step 2: Convert to fraction form
    95,669.56/143,516.86 = 31,606.40/x
  3. Step 3: Cross multiply
    95,669.56x = 143,516.86 × 31,606.40
  4. Step 4: Simplify right side
    95,669.56x = 4,536,051,741.47
  5. Step 5: Solve for x
    x = 4,536,051,741.47/95,669.56
  6. Step 6: Final answer
    x = 47,413.74

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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.