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Finding the Fourth Proportional to 61,446.09, 84,750.33 and 46,339.38

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Solution

The fourth proportional to 61,446.09, 84,750.33 and 46,339.38 is: 63,914.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,446.09 : 84,750.33 = 46,339.38 : x
  2. Step 2: Convert to fraction form
    61,446.09/84,750.33 = 46,339.38/x
  3. Step 3: Cross multiply
    61,446.09x = 84,750.33 × 46,339.38
  4. Step 4: Simplify right side
    61,446.09x = 3,927,277,891.04
  5. Step 5: Solve for x
    x = 3,927,277,891.04/61,446.09
  6. Step 6: Final answer
    x = 63,914.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.