Home / 112,975.86-169,477.92-34,089.96

Finding the Fourth Proportional to 112,975.86, 169,477.92 and 34,089.96

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Solution

The fourth proportional to 112,975.86, 169,477.92 and 34,089.96 is: 51,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,975.86 : 169,477.92 = 34,089.96 : x
  2. Step 2: Convert to fraction form
    112,975.86/169,477.92 = 34,089.96/x
  3. Step 3: Cross multiply
    112,975.86x = 169,477.92 × 34,089.96
  4. Step 4: Simplify right side
    112,975.86x = 5,777,495,513.68
  5. Step 5: Solve for x
    x = 5,777,495,513.68/112,975.86
  6. Step 6: Final answer
    x = 51,139.20

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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.