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Finding the Fourth Proportional to 141,379.97, 211,989.89 and 46,584.45

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Solution

The fourth proportional to 141,379.97, 211,989.89 and 46,584.45 is: 69,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,379.97 : 211,989.89 = 46,584.45 : x
  2. Step 2: Convert to fraction form
    141,379.97/211,989.89 = 46,584.45/x
  3. Step 3: Cross multiply
    141,379.97x = 211,989.89 × 46,584.45
  4. Step 4: Simplify right side
    141,379.97x = 9,875,432,547.67
  5. Step 5: Solve for x
    x = 9,875,432,547.67/141,379.97
  6. Step 6: Final answer
    x = 69,850.30

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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.