Home / 176,889.12-244,094.64-100,409.76

Finding the Fourth Proportional to 176,889.12, 244,094.64 and 100,409.76

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Solution

The fourth proportional to 176,889.12, 244,094.64 and 100,409.76 is: 138,558.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,889.12 : 244,094.64 = 100,409.76 : x
  2. Step 2: Convert to fraction form
    176,889.12/244,094.64 = 100,409.76/x
  3. Step 3: Cross multiply
    176,889.12x = 244,094.64 × 100,409.76
  4. Step 4: Simplify right side
    176,889.12x = 24,509,484,219.69
  5. Step 5: Solve for x
    x = 24,509,484,219.69/176,889.12
  6. Step 6: Final answer
    x = 138,558.46

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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.