Home / 213,906.42-295,187.27-118,411.07

Finding the Fourth Proportional to 213,906.42, 295,187.27 and 118,411.07

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Solution

The fourth proportional to 213,906.42, 295,187.27 and 118,411.07 is: 163,405.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,906.42 : 295,187.27 = 118,411.07 : x
  2. Step 2: Convert to fraction form
    213,906.42/295,187.27 = 118,411.07/x
  3. Step 3: Cross multiply
    213,906.42x = 295,187.27 × 118,411.07
  4. Step 4: Simplify right side
    213,906.42x = 34,953,438,423.09
  5. Step 5: Solve for x
    x = 34,953,438,423.09/213,906.42
  6. Step 6: Final answer
    x = 163,405.28

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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.