Home / 213,552.09-294,687.45-118,045.80

Finding the Fourth Proportional to 213,552.09, 294,687.45 and 118,045.80

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Solution

The fourth proportional to 213,552.09, 294,687.45 and 118,045.80 is: 162,895.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,552.09 : 294,687.45 = 118,045.80 : x
  2. Step 2: Convert to fraction form
    213,552.09/294,687.45 = 118,045.80/x
  3. Step 3: Cross multiply
    213,552.09x = 294,687.45 × 118,045.80
  4. Step 4: Simplify right side
    213,552.09x = 34,786,615,785.21
  5. Step 5: Solve for x
    x = 34,786,615,785.21/213,552.09
  6. Step 6: Final answer
    x = 162,895.23

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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.