Home / 112,895.64-169,348.14-46,288.80

Finding the Fourth Proportional to 112,895.64, 169,348.14 and 46,288.80

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Solution

The fourth proportional to 112,895.64, 169,348.14 and 46,288.80 is: 69,435.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,895.64 : 169,348.14 = 46,288.80 : x
  2. Step 2: Convert to fraction form
    112,895.64/169,348.14 = 46,288.80/x
  3. Step 3: Cross multiply
    112,895.64x = 169,348.14 × 46,288.80
  4. Step 4: Simplify right side
    112,895.64x = 7,838,922,182.83
  5. Step 5: Solve for x
    x = 7,838,922,182.83/112,895.64
  6. Step 6: Final answer
    x = 69,435.12

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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.