Home / 210,617.52-314,296.32-188,187.12

Finding the Fourth Proportional to 210,617.52, 314,296.32 and 188,187.12

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Solution

The fourth proportional to 210,617.52, 314,296.32 and 188,187.12 is: 280,824.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,617.52 : 314,296.32 = 188,187.12 : x
  2. Step 2: Convert to fraction form
    210,617.52/314,296.32 = 188,187.12/x
  3. Step 3: Cross multiply
    210,617.52x = 314,296.32 × 188,187.12
  4. Step 4: Simplify right side
    210,617.52x = 59,146,519,287.40
  5. Step 5: Solve for x
    x = 59,146,519,287.40/210,617.52
  6. Step 6: Final answer
    x = 280,824.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.