Home / 90,886.89-136,309.14-34,706.37

Finding the Fourth Proportional to 90,886.89, 136,309.14 and 34,706.37

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Solution

The fourth proportional to 90,886.89, 136,309.14 and 34,706.37 is: 52,051.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,886.89 : 136,309.14 = 34,706.37 : x
  2. Step 2: Convert to fraction form
    90,886.89/136,309.14 = 34,706.37/x
  3. Step 3: Cross multiply
    90,886.89x = 136,309.14 × 34,706.37
  4. Step 4: Simplify right side
    90,886.89x = 4,730,795,447.22
  5. Step 5: Solve for x
    x = 4,730,795,447.22/90,886.89
  6. Step 6: Final answer
    x = 52,051.46

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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.