Home / 170,887.72-235,820.16-94,405.60

Finding the Fourth Proportional to 170,887.72, 235,820.16 and 94,405.60

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Solution

The fourth proportional to 170,887.72, 235,820.16 and 94,405.60 is: 130,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,887.72 : 235,820.16 = 94,405.60 : x
  2. Step 2: Convert to fraction form
    170,887.72/235,820.16 = 94,405.60/x
  3. Step 3: Cross multiply
    170,887.72x = 235,820.16 × 94,405.60
  4. Step 4: Simplify right side
    170,887.72x = 22,262,743,696.90
  5. Step 5: Solve for x
    x = 22,262,743,696.90/170,887.72
  6. Step 6: Final answer
    x = 130,277.02

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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.