Home / 170,293.16-235,055.44-98,705.36

Finding the Fourth Proportional to 170,293.16, 235,055.44 and 98,705.36

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Solution

The fourth proportional to 170,293.16, 235,055.44 and 98,705.36 is: 136,242.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,293.16 : 235,055.44 = 98,705.36 : x
  2. Step 2: Convert to fraction form
    170,293.16/235,055.44 = 98,705.36/x
  3. Step 3: Cross multiply
    170,293.16x = 235,055.44 × 98,705.36
  4. Step 4: Simplify right side
    170,293.16x = 23,201,231,825.16
  5. Step 5: Solve for x
    x = 23,201,231,825.16/170,293.16
  6. Step 6: Final answer
    x = 136,242.89

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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.