Home / 175,947.70-242,683.40-107,968.18

Finding the Fourth Proportional to 175,947.70, 242,683.40 and 107,968.18

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Solution

The fourth proportional to 175,947.70, 242,683.40 and 107,968.18 is: 148,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,947.70 : 242,683.40 = 107,968.18 : x
  2. Step 2: Convert to fraction form
    175,947.70/242,683.40 = 107,968.18/x
  3. Step 3: Cross multiply
    175,947.70x = 242,683.40 × 107,968.18
  4. Step 4: Simplify right side
    175,947.70x = 26,202,085,014.21
  5. Step 5: Solve for x
    x = 26,202,085,014.21/175,947.70
  6. Step 6: Final answer
    x = 148,919.74

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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.