Home / 125,515.74-173,205.44-71,059.44

Finding the Fourth Proportional to 125,515.74, 173,205.44 and 71,059.44

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Solution

The fourth proportional to 125,515.74, 173,205.44 and 71,059.44 is: 98,058.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,515.74 : 173,205.44 = 71,059.44 : x
  2. Step 2: Convert to fraction form
    125,515.74/173,205.44 = 71,059.44/x
  3. Step 3: Cross multiply
    125,515.74x = 173,205.44 × 71,059.44
  4. Step 4: Simplify right side
    125,515.74x = 12,307,881,571.35
  5. Step 5: Solve for x
    x = 12,307,881,571.35/125,515.74
  6. Step 6: Final answer
    x = 98,058.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.