Home / 247,712.40-341,984.97-163,075.50

Finding the Fourth Proportional to 247,712.40, 341,984.97 and 163,075.50

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Solution

The fourth proportional to 247,712.40, 341,984.97 and 163,075.50 is: 225,137.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,712.40 : 341,984.97 = 163,075.50 : x
  2. Step 2: Convert to fraction form
    247,712.40/341,984.97 = 163,075.50/x
  3. Step 3: Cross multiply
    247,712.40x = 341,984.97 × 163,075.50
  4. Step 4: Simplify right side
    247,712.40x = 55,769,369,975.24
  5. Step 5: Solve for x
    x = 55,769,369,975.24/247,712.40
  6. Step 6: Final answer
    x = 225,137.58

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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.