Home / 125,855.10-188,848.26-51,030.54

Finding the Fourth Proportional to 125,855.10, 188,848.26 and 51,030.54

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Solution

The fourth proportional to 125,855.10, 188,848.26 and 51,030.54 is: 76,572.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,855.10 : 188,848.26 = 51,030.54 : x
  2. Step 2: Convert to fraction form
    125,855.10/188,848.26 = 51,030.54/x
  3. Step 3: Cross multiply
    125,855.10x = 188,848.26 × 51,030.54
  4. Step 4: Simplify right side
    125,855.10x = 9,637,028,685.86
  5. Step 5: Solve for x
    x = 9,637,028,685.86/125,855.10
  6. Step 6: Final answer
    x = 76,572.41

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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.