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Finding the Fourth Proportional to 84,577.74, 116,596.71 and 60,696.78

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Solution

The fourth proportional to 84,577.74, 116,596.71 and 60,696.78 is: 83,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,577.74 : 116,596.71 = 60,696.78 : x
  2. Step 2: Convert to fraction form
    84,577.74/116,596.71 = 60,696.78/x
  3. Step 3: Cross multiply
    84,577.74x = 116,596.71 × 60,696.78
  4. Step 4: Simplify right side
    84,577.74x = 7,077,044,855.59
  5. Step 5: Solve for x
    x = 7,077,044,855.59/84,577.74
  6. Step 6: Final answer
    x = 83,675.03

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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.