Home / 210,397.24-290,335.44-114,884.56

Finding the Fourth Proportional to 210,397.24, 290,335.44 and 114,884.56

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Solution

The fourth proportional to 210,397.24, 290,335.44 and 114,884.56 is: 158,533.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,397.24 : 290,335.44 = 114,884.56 : x
  2. Step 2: Convert to fraction form
    210,397.24/290,335.44 = 114,884.56/x
  3. Step 3: Cross multiply
    210,397.24x = 290,335.44 × 114,884.56
  4. Step 4: Simplify right side
    210,397.24x = 33,355,059,276.81
  5. Step 5: Solve for x
    x = 33,355,059,276.81/210,397.24
  6. Step 6: Final answer
    x = 158,533.73

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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.