Home / 335,133.36-502,695.60-82,416.02

Finding the Fourth Proportional to 335,133.36, 502,695.60 and 82,416.02

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Solution

The fourth proportional to 335,133.36, 502,695.60 and 82,416.02 is: 123,622.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,133.36 : 502,695.60 = 82,416.02 : x
  2. Step 2: Convert to fraction form
    335,133.36/502,695.60 = 82,416.02/x
  3. Step 3: Cross multiply
    335,133.36x = 502,695.60 × 82,416.02
  4. Step 4: Simplify right side
    335,133.36x = 41,430,170,623.51
  5. Step 5: Solve for x
    x = 41,430,170,623.51/335,133.36
  6. Step 6: Final answer
    x = 123,622.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.