Home / 176,938.56-244,178.28-100,455.66

Finding the Fourth Proportional to 176,938.56, 244,178.28 and 100,455.66

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Solution

The fourth proportional to 176,938.56, 244,178.28 and 100,455.66 is: 138,630.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,938.56 : 244,178.28 = 100,455.66 : x
  2. Step 2: Convert to fraction form
    176,938.56/244,178.28 = 100,455.66/x
  3. Step 3: Cross multiply
    176,938.56x = 244,178.28 × 100,455.66
  4. Step 4: Simplify right side
    176,938.56x = 24,529,090,275.06
  5. Step 5: Solve for x
    x = 24,529,090,275.06/176,938.56
  6. Step 6: Final answer
    x = 138,630.55

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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.