Home / 125,875.91-188,816.39-46,974.40

Finding the Fourth Proportional to 125,875.91, 188,816.39 and 46,974.40

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Solution

The fourth proportional to 125,875.91, 188,816.39 and 46,974.40 is: 70,462.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,875.91 : 188,816.39 = 46,974.40 : x
  2. Step 2: Convert to fraction form
    125,875.91/188,816.39 = 46,974.40/x
  3. Step 3: Cross multiply
    125,875.91x = 188,816.39 × 46,974.40
  4. Step 4: Simplify right side
    125,875.91x = 8,869,536,099.66
  5. Step 5: Solve for x
    x = 8,869,536,099.66/125,875.91
  6. Step 6: Final answer
    x = 70,462.54

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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.