Home / 125,538.48-188,339.58-58,119.12

Finding the Fourth Proportional to 125,538.48, 188,339.58 and 58,119.12

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Solution

The fourth proportional to 125,538.48, 188,339.58 and 58,119.12 is: 87,193.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,538.48 : 188,339.58 = 58,119.12 : x
  2. Step 2: Convert to fraction form
    125,538.48/188,339.58 = 58,119.12/x
  3. Step 3: Cross multiply
    125,538.48x = 188,339.58 × 58,119.12
  4. Step 4: Simplify right side
    125,538.48x = 10,946,130,650.77
  5. Step 5: Solve for x
    x = 10,946,130,650.77/125,538.48
  6. Step 6: Final answer
    x = 87,193.43

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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.