Home / 125,766.27-173,570.18-72,058.41

Finding the Fourth Proportional to 125,766.27, 173,570.18 and 72,058.41

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Solution

The fourth proportional to 125,766.27, 173,570.18 and 72,058.41 is: 99,447.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,766.27 : 173,570.18 = 72,058.41 : x
  2. Step 2: Convert to fraction form
    125,766.27/173,570.18 = 72,058.41/x
  3. Step 3: Cross multiply
    125,766.27x = 173,570.18 × 72,058.41
  4. Step 4: Simplify right side
    125,766.27x = 12,507,191,374.36
  5. Step 5: Solve for x
    x = 12,507,191,374.36/125,766.27
  6. Step 6: Final answer
    x = 99,447.90

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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.