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Finding the Fourth Proportional to 179,470.66, 247,671.17 and 98,901.07

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Solution

The fourth proportional to 179,470.66, 247,671.17 and 98,901.07 is: 136,484.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,470.66 : 247,671.17 = 98,901.07 : x
  2. Step 2: Convert to fraction form
    179,470.66/247,671.17 = 98,901.07/x
  3. Step 3: Cross multiply
    179,470.66x = 247,671.17 × 98,901.07
  4. Step 4: Simplify right side
    179,470.66x = 24,494,943,721.15
  5. Step 5: Solve for x
    x = 24,494,943,721.15/179,470.66
  6. Step 6: Final answer
    x = 136,484.39

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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.