Home / 213,984.19-295,298.17-118,490.89

Finding the Fourth Proportional to 213,984.19, 295,298.17 and 118,490.89

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Solution

The fourth proportional to 213,984.19, 295,298.17 and 118,490.89 is: 163,517.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,984.19 : 295,298.17 = 118,490.89 : x
  2. Step 2: Convert to fraction form
    213,984.19/295,298.17 = 118,490.89/x
  3. Step 3: Cross multiply
    213,984.19x = 295,298.17 × 118,490.89
  4. Step 4: Simplify right side
    213,984.19x = 34,990,142,978.67
  5. Step 5: Solve for x
    x = 34,990,142,978.67/213,984.19
  6. Step 6: Final answer
    x = 163,517.42

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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.