Home / 47,089.78-70,544.44-45,506.94

Finding the Fourth Proportional to 47,089.78, 70,544.44 and 45,506.94

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Solution

The fourth proportional to 47,089.78, 70,544.44 and 45,506.94 is: 68,173.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,089.78 : 70,544.44 = 45,506.94 : x
  2. Step 2: Convert to fraction form
    47,089.78/70,544.44 = 45,506.94/x
  3. Step 3: Cross multiply
    47,089.78x = 70,544.44 × 45,506.94
  4. Step 4: Simplify right side
    47,089.78x = 3,210,261,390.76
  5. Step 5: Solve for x
    x = 3,210,261,390.76/47,089.78
  6. Step 6: Final answer
    x = 68,173.21

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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.