Home / 84,974.50-127,461.75-40,466.32

Finding the Fourth Proportional to 84,974.50, 127,461.75 and 40,466.32

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Solution

The fourth proportional to 84,974.50, 127,461.75 and 40,466.32 is: 60,699.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,974.50 : 127,461.75 = 40,466.32 : x
  2. Step 2: Convert to fraction form
    84,974.50/127,461.75 = 40,466.32/x
  3. Step 3: Cross multiply
    84,974.50x = 127,461.75 × 40,466.32
  4. Step 4: Simplify right side
    84,974.50x = 5,157,907,963.26
  5. Step 5: Solve for x
    x = 5,157,907,963.26/84,974.50
  6. Step 6: Final answer
    x = 60,699.48

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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.