Home / 213,690.13-294,872.59-118,194.77

Finding the Fourth Proportional to 213,690.13, 294,872.59 and 118,194.77

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Solution

The fourth proportional to 213,690.13, 294,872.59 and 118,194.77 is: 163,097.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,690.13 : 294,872.59 = 118,194.77 : x
  2. Step 2: Convert to fraction form
    213,690.13/294,872.59 = 118,194.77/x
  3. Step 3: Cross multiply
    213,690.13x = 294,872.59 × 118,194.77
  4. Step 4: Simplify right side
    213,690.13x = 34,852,397,954.35
  5. Step 5: Solve for x
    x = 34,852,397,954.35/213,690.13
  6. Step 6: Final answer
    x = 163,097.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.