Home / 125,671.21-188,641.10-50,840.27

Finding the Fourth Proportional to 125,671.21, 188,641.10 and 50,840.27

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Solution

The fourth proportional to 125,671.21, 188,641.10 and 50,840.27 is: 76,314.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,671.21 : 188,641.10 = 50,840.27 : x
  2. Step 2: Convert to fraction form
    125,671.21/188,641.10 = 50,840.27/x
  3. Step 3: Cross multiply
    125,671.21x = 188,641.10 × 50,840.27
  4. Step 4: Simplify right side
    125,671.21x = 9,590,564,457.10
  5. Step 5: Solve for x
    x = 9,590,564,457.10/125,671.21
  6. Step 6: Final answer
    x = 76,314.73

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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.