Home / 125,912.15-188,875.63-35,947.95

Finding the Fourth Proportional to 125,912.15, 188,875.63 and 35,947.95

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Solution

The fourth proportional to 125,912.15, 188,875.63 and 35,947.95 is: 53,924.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,912.15 : 188,875.63 = 35,947.95 : x
  2. Step 2: Convert to fraction form
    125,912.15/188,875.63 = 35,947.95/x
  3. Step 3: Cross multiply
    125,912.15x = 188,875.63 × 35,947.95
  4. Step 4: Simplify right side
    125,912.15x = 6,789,690,579.34
  5. Step 5: Solve for x
    x = 6,789,690,579.34/125,912.15
  6. Step 6: Final answer
    x = 53,924.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.