Home / 176,976.47-244,219.64-103,395.72

Finding the Fourth Proportional to 176,976.47, 244,219.64 and 103,395.72

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Solution

The fourth proportional to 176,976.47, 244,219.64 and 103,395.72 is: 142,681.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,976.47 : 244,219.64 = 103,395.72 : x
  2. Step 2: Convert to fraction form
    176,976.47/244,219.64 = 103,395.72/x
  3. Step 3: Cross multiply
    176,976.47x = 244,219.64 × 103,395.72
  4. Step 4: Simplify right side
    176,976.47x = 25,251,265,515.94
  5. Step 5: Solve for x
    x = 25,251,265,515.94/176,976.47
  6. Step 6: Final answer
    x = 142,681.48

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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.