Home / 70,824-106,254.24-26,451.06

Finding the Fourth Proportional to 70,824, 106,254.24 and 26,451.06

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Solution

The fourth proportional to 70,824, 106,254.24 and 26,451.06 is: 39,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,824 : 106,254.24 = 26,451.06 : x
  2. Step 2: Convert to fraction form
    70,824/106,254.24 = 26,451.06/x
  3. Step 3: Cross multiply
    70,824x = 106,254.24 × 26,451.06
  4. Step 4: Simplify right side
    70,824x = 2,810,537,277.49
  5. Step 5: Solve for x
    x = 2,810,537,277.49/70,824
  6. Step 6: Final answer
    x = 39,683.40

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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.