Home / 115,292.84-172,944.56-35,325.08

Finding the Fourth Proportional to 115,292.84, 172,944.56 and 35,325.08

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Solution

The fourth proportional to 115,292.84, 172,944.56 and 35,325.08 is: 52,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,292.84 : 172,944.56 = 35,325.08 : x
  2. Step 2: Convert to fraction form
    115,292.84/172,944.56 = 35,325.08/x
  3. Step 3: Cross multiply
    115,292.84x = 172,944.56 × 35,325.08
  4. Step 4: Simplify right side
    115,292.84x = 6,109,279,376.22
  5. Step 5: Solve for x
    x = 6,109,279,376.22/115,292.84
  6. Step 6: Final answer
    x = 52,989.24

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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.