Home / 141,509.72-212,215.30-46,719.64

Finding the Fourth Proportional to 141,509.72, 212,215.30 and 46,719.64

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Solution

The fourth proportional to 141,509.72, 212,215.30 and 46,719.64 is: 70,063.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,509.72 : 212,215.30 = 46,719.64 : x
  2. Step 2: Convert to fraction form
    141,509.72/212,215.30 = 46,719.64/x
  3. Step 3: Cross multiply
    141,509.72x = 212,215.30 × 46,719.64
  4. Step 4: Simplify right side
    141,509.72x = 9,914,622,418.49
  5. Step 5: Solve for x
    x = 9,914,622,418.49/141,509.72
  6. Step 6: Final answer
    x = 70,063.19

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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.