Home / 213,122.83-294,088.56-117,623.36

Finding the Fourth Proportional to 213,122.83, 294,088.56 and 117,623.36

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Solution

The fourth proportional to 213,122.83, 294,088.56 and 117,623.36 is: 162,308.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,122.83 : 294,088.56 = 117,623.36 : x
  2. Step 2: Convert to fraction form
    213,122.83/294,088.56 = 117,623.36/x
  3. Step 3: Cross multiply
    213,122.83x = 294,088.56 × 117,623.36
  4. Step 4: Simplify right side
    213,122.83x = 34,591,684,564.76
  5. Step 5: Solve for x
    x = 34,591,684,564.76/213,122.83
  6. Step 6: Final answer
    x = 162,308.68

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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.