Home / 125,774.15-173,665.75-96,656.39

Finding the Fourth Proportional to 125,774.15, 173,665.75 and 96,656.39

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Solution

The fourth proportional to 125,774.15, 173,665.75 and 96,656.39 is: 133,460.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,774.15 : 173,665.75 = 96,656.39 : x
  2. Step 2: Convert to fraction form
    125,774.15/173,665.75 = 96,656.39/x
  3. Step 3: Cross multiply
    125,774.15x = 173,665.75 × 96,656.39
  4. Step 4: Simplify right side
    125,774.15x = 16,785,905,100.61
  5. Step 5: Solve for x
    x = 16,785,905,100.61/125,774.15
  6. Step 6: Final answer
    x = 133,460.69

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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.