Home / 70,204.93-105,280.39-55,241.49

Finding the Fourth Proportional to 70,204.93, 105,280.39 and 55,241.49

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Solution

The fourth proportional to 70,204.93, 105,280.39 and 55,241.49 is: 82,841.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,204.93 : 105,280.39 = 55,241.49 : x
  2. Step 2: Convert to fraction form
    70,204.93/105,280.39 = 55,241.49/x
  3. Step 3: Cross multiply
    70,204.93x = 105,280.39 × 55,241.49
  4. Step 4: Simplify right side
    70,204.93x = 5,815,846,075.23
  5. Step 5: Solve for x
    x = 5,815,846,075.23/70,204.93
  6. Step 6: Final answer
    x = 82,841.00

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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.