Home / 176,342.32-243,356.43-104,722.57

Finding the Fourth Proportional to 176,342.32, 243,356.43 and 104,722.57

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Solution

The fourth proportional to 176,342.32, 243,356.43 and 104,722.57 is: 144,519.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,342.32 : 243,356.43 = 104,722.57 : x
  2. Step 2: Convert to fraction form
    176,342.32/243,356.43 = 104,722.57/x
  3. Step 3: Cross multiply
    176,342.32x = 243,356.43 × 104,722.57
  4. Step 4: Simplify right side
    176,342.32x = 25,484,910,775.63
  5. Step 5: Solve for x
    x = 25,484,910,775.63/176,342.32
  6. Step 6: Final answer
    x = 144,519.54

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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.