Home / 90,307.70-124,625.94-52,066.58

Finding the Fourth Proportional to 90,307.70, 124,625.94 and 52,066.58

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Solution

The fourth proportional to 90,307.70, 124,625.94 and 52,066.58 is: 71,852.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,307.70 : 124,625.94 = 52,066.58 : x
  2. Step 2: Convert to fraction form
    90,307.70/124,625.94 = 52,066.58/x
  3. Step 3: Cross multiply
    90,307.70x = 124,625.94 × 52,066.58
  4. Step 4: Simplify right side
    90,307.70x = 6,488,846,475.09
  5. Step 5: Solve for x
    x = 6,488,846,475.09/90,307.70
  6. Step 6: Final answer
    x = 71,852.64

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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.