Home / 125,679.11-173,435.95-93,557.37

Finding the Fourth Proportional to 125,679.11, 173,435.95 and 93,557.37

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Solution

The fourth proportional to 125,679.11, 173,435.95 and 93,557.37 is: 129,108.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,679.11 : 173,435.95 = 93,557.37 : x
  2. Step 2: Convert to fraction form
    125,679.11/173,435.95 = 93,557.37/x
  3. Step 3: Cross multiply
    125,679.11x = 173,435.95 × 93,557.37
  4. Step 4: Simplify right side
    125,679.11x = 16,226,211,345.45
  5. Step 5: Solve for x
    x = 16,226,211,345.45/125,679.11
  6. Step 6: Final answer
    x = 129,108.26

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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.