Home / 125,998.12-173,877.37-69,409.48

Finding the Fourth Proportional to 125,998.12, 173,877.37 and 69,409.48

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Solution

The fourth proportional to 125,998.12, 173,877.37 and 69,409.48 is: 95,785.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,998.12 : 173,877.37 = 69,409.48 : x
  2. Step 2: Convert to fraction form
    125,998.12/173,877.37 = 69,409.48/x
  3. Step 3: Cross multiply
    125,998.12x = 173,877.37 × 69,409.48
  4. Step 4: Simplify right side
    125,998.12x = 12,068,737,835.47
  5. Step 5: Solve for x
    x = 12,068,737,835.47/125,998.12
  6. Step 6: Final answer
    x = 95,785.06

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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.