Home / 112,927.80-169,391.70-29,821.80

Finding the Fourth Proportional to 112,927.80, 169,391.70 and 29,821.80

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Solution

The fourth proportional to 112,927.80, 169,391.70 and 29,821.80 is: 44,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,927.80 : 169,391.70 = 29,821.80 : x
  2. Step 2: Convert to fraction form
    112,927.80/169,391.70 = 29,821.80/x
  3. Step 3: Cross multiply
    112,927.80x = 169,391.70 × 29,821.80
  4. Step 4: Simplify right side
    112,927.80x = 5,051,565,399.06
  5. Step 5: Solve for x
    x = 5,051,565,399.06/112,927.80
  6. Step 6: Final answer
    x = 44,732.70

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1.5x scale

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.