Home / 84,676.32-127,137.60-62,281.44

Finding the Fourth Proportional to 84,676.32, 127,137.60 and 62,281.44

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Solution

The fourth proportional to 84,676.32, 127,137.60 and 62,281.44 is: 93,512.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,676.32 : 127,137.60 = 62,281.44 : x
  2. Step 2: Convert to fraction form
    84,676.32/127,137.60 = 62,281.44/x
  3. Step 3: Cross multiply
    84,676.32x = 127,137.60 × 62,281.44
  4. Step 4: Simplify right side
    84,676.32x = 7,918,312,806.14
  5. Step 5: Solve for x
    x = 7,918,312,806.14/84,676.32
  6. Step 6: Final answer
    x = 93,512.72

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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.