Home / 74,915.51-112,336.10-27,528.69

Finding the Fourth Proportional to 74,915.51, 112,336.10 and 27,528.69

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Solution

The fourth proportional to 74,915.51, 112,336.10 and 27,528.69 is: 41,279.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,915.51 : 112,336.10 = 27,528.69 : x
  2. Step 2: Convert to fraction form
    74,915.51/112,336.10 = 27,528.69/x
  3. Step 3: Cross multiply
    74,915.51x = 112,336.10 × 27,528.69
  4. Step 4: Simplify right side
    74,915.51x = 3,092,465,535.07
  5. Step 5: Solve for x
    x = 3,092,465,535.07/74,915.51
  6. Step 6: Final answer
    x = 41,279.38

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1.5x scale

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.