Home / 213,979.94-295,288.70-118,484.58

Finding the Fourth Proportional to 213,979.94, 295,288.70 and 118,484.58

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Solution

The fourth proportional to 213,979.94, 295,288.70 and 118,484.58 is: 163,506.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,979.94 : 295,288.70 = 118,484.58 : x
  2. Step 2: Convert to fraction form
    213,979.94/295,288.70 = 118,484.58/x
  3. Step 3: Cross multiply
    213,979.94x = 295,288.70 × 118,484.58
  4. Step 4: Simplify right side
    213,979.94x = 34,987,157,598.25
  5. Step 5: Solve for x
    x = 34,987,157,598.25/213,979.94
  6. Step 6: Final answer
    x = 163,506.72

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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.