Home / 230,718.84-346,076.22-72,947.40

Finding the Fourth Proportional to 230,718.84, 346,076.22 and 72,947.40

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Solution

The fourth proportional to 230,718.84, 346,076.22 and 72,947.40 is: 109,420.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,718.84 : 346,076.22 = 72,947.40 : x
  2. Step 2: Convert to fraction form
    230,718.84/346,076.22 = 72,947.40/x
  3. Step 3: Cross multiply
    230,718.84x = 346,076.22 × 72,947.40
  4. Step 4: Simplify right side
    230,718.84x = 25,245,360,450.83
  5. Step 5: Solve for x
    x = 25,245,360,450.83/230,718.84
  6. Step 6: Final answer
    x = 109,420.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.