Home / 125,916.60-188,895.40-37,179.08

Finding the Fourth Proportional to 125,916.60, 188,895.40 and 37,179.08

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Solution

The fourth proportional to 125,916.60, 188,895.40 and 37,179.08 is: 55,774.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,916.60 : 188,895.40 = 37,179.08 : x
  2. Step 2: Convert to fraction form
    125,916.60/188,895.40 = 37,179.08/x
  3. Step 3: Cross multiply
    125,916.60x = 188,895.40 × 37,179.08
  4. Step 4: Simplify right side
    125,916.60x = 7,022,957,188.23
  5. Step 5: Solve for x
    x = 7,022,957,188.23/125,916.60
  6. Step 6: Final answer
    x = 55,774.67

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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.