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Finding the Fourth Proportional to 61,447.98, 84,775.89 and 35,946.36

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Solution

The fourth proportional to 61,447.98, 84,775.89 and 35,946.36 is: 49,592.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,447.98 : 84,775.89 = 35,946.36 : x
  2. Step 2: Convert to fraction form
    61,447.98/84,775.89 = 35,946.36/x
  3. Step 3: Cross multiply
    61,447.98x = 84,775.89 × 35,946.36
  4. Step 4: Simplify right side
    61,447.98x = 3,047,384,661.26
  5. Step 5: Solve for x
    x = 3,047,384,661.26/61,447.98
  6. Step 6: Final answer
    x = 49,592.92

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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.