Home / 112,703.70-169,078.08-41,626.74

Finding the Fourth Proportional to 112,703.70, 169,078.08 and 41,626.74

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Solution

The fourth proportional to 112,703.70, 169,078.08 and 41,626.74 is: 62,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,703.70 : 169,078.08 = 41,626.74 : x
  2. Step 2: Convert to fraction form
    112,703.70/169,078.08 = 41,626.74/x
  3. Step 3: Cross multiply
    112,703.70x = 169,078.08 × 41,626.74
  4. Step 4: Simplify right side
    112,703.70x = 7,038,169,275.86
  5. Step 5: Solve for x
    x = 7,038,169,275.86/112,703.70
  6. Step 6: Final answer
    x = 62,448.43

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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.