Home / 125,447.48-173,261.21-82,618.44

Finding the Fourth Proportional to 125,447.48, 173,261.21 and 82,618.44

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Solution

The fourth proportional to 125,447.48, 173,261.21 and 82,618.44 is: 114,108.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,447.48 : 173,261.21 = 82,618.44 : x
  2. Step 2: Convert to fraction form
    125,447.48/173,261.21 = 82,618.44/x
  3. Step 3: Cross multiply
    125,447.48x = 173,261.21 × 82,618.44
  4. Step 4: Simplify right side
    125,447.48x = 14,314,570,882.71
  5. Step 5: Solve for x
    x = 14,314,570,882.71/125,447.48
  6. Step 6: Final answer
    x = 114,108.08

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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.