Home / 46,889.66-70,257.81-45,140.06

Finding the Fourth Proportional to 46,889.66, 70,257.81 and 45,140.06

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Solution

The fourth proportional to 46,889.66, 70,257.81 and 45,140.06 is: 67,636.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,889.66 : 70,257.81 = 45,140.06 : x
  2. Step 2: Convert to fraction form
    46,889.66/70,257.81 = 45,140.06/x
  3. Step 3: Cross multiply
    46,889.66x = 70,257.81 × 45,140.06
  4. Step 4: Simplify right side
    46,889.66x = 3,171,441,758.87
  5. Step 5: Solve for x
    x = 3,171,441,758.87/46,889.66
  6. Step 6: Final answer
    x = 67,636.27

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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.