Home / 175,995.72-242,783.73-115,557.57

Finding the Fourth Proportional to 175,995.72, 242,783.73 and 115,557.57

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Solution

The fourth proportional to 175,995.72, 242,783.73 and 115,557.57 is: 159,410.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,995.72 : 242,783.73 = 115,557.57 : x
  2. Step 2: Convert to fraction form
    175,995.72/242,783.73 = 115,557.57/x
  3. Step 3: Cross multiply
    175,995.72x = 242,783.73 × 115,557.57
  4. Step 4: Simplify right side
    175,995.72x = 28,055,497,874.34
  5. Step 5: Solve for x
    x = 28,055,497,874.34/175,995.72
  6. Step 6: Final answer
    x = 159,410.11

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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.