Home / 84,004.34-125,962.75-39,619.17

Finding the Fourth Proportional to 84,004.34, 125,962.75 and 39,619.17

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Solution

The fourth proportional to 84,004.34, 125,962.75 and 39,619.17 is: 59,408.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,004.34 : 125,962.75 = 39,619.17 : x
  2. Step 2: Convert to fraction form
    84,004.34/125,962.75 = 39,619.17/x
  3. Step 3: Cross multiply
    84,004.34x = 125,962.75 × 39,619.17
  4. Step 4: Simplify right side
    84,004.34x = 4,990,539,605.92
  5. Step 5: Solve for x
    x = 4,990,539,605.92/84,004.34
  6. Step 6: Final answer
    x = 59,408.12

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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.