Home / 90,064.06-135,097.95-27,734.50

Finding the Fourth Proportional to 90,064.06, 135,097.95 and 27,734.50

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Solution

The fourth proportional to 90,064.06, 135,097.95 and 27,734.50 is: 41,602.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,064.06 : 135,097.95 = 27,734.50 : x
  2. Step 2: Convert to fraction form
    90,064.06/135,097.95 = 27,734.50/x
  3. Step 3: Cross multiply
    90,064.06x = 135,097.95 × 27,734.50
  4. Step 4: Simplify right side
    90,064.06x = 3,746,874,094.28
  5. Step 5: Solve for x
    x = 3,746,874,094.28/90,064.06
  6. Step 6: Final answer
    x = 41,602.32

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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.