Home / 97,891.26-135,093.60-54,284.94

Finding the Fourth Proportional to 97,891.26, 135,093.60 and 54,284.94

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Solution

The fourth proportional to 97,891.26, 135,093.60 and 54,284.94 is: 74,915.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,891.26 : 135,093.60 = 54,284.94 : x
  2. Step 2: Convert to fraction form
    97,891.26/135,093.60 = 54,284.94/x
  3. Step 3: Cross multiply
    97,891.26x = 135,093.60 × 54,284.94
  4. Step 4: Simplify right side
    97,891.26x = 7,333,547,970.38
  5. Step 5: Solve for x
    x = 7,333,547,970.38/97,891.26
  6. Step 6: Final answer
    x = 74,915.25

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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.