Home / 141,490.63-212,257.05-46,730.85

Finding the Fourth Proportional to 141,490.63, 212,257.05 and 46,730.85

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Solution

The fourth proportional to 141,490.63, 212,257.05 and 46,730.85 is: 70,103.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,490.63 : 212,257.05 = 46,730.85 : x
  2. Step 2: Convert to fraction form
    141,490.63/212,257.05 = 46,730.85/x
  3. Step 3: Cross multiply
    141,490.63x = 212,257.05 × 46,730.85
  4. Step 4: Simplify right side
    141,490.63x = 9,918,952,364.99
  5. Step 5: Solve for x
    x = 9,918,952,364.99/141,490.63
  6. Step 6: Final answer
    x = 70,103.25

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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.