Home / 125,506.48-188,217.96-50,607.28

Finding the Fourth Proportional to 125,506.48, 188,217.96 and 50,607.28

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Solution

The fourth proportional to 125,506.48, 188,217.96 and 50,607.28 is: 75,894.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,506.48 : 188,217.96 = 50,607.28 : x
  2. Step 2: Convert to fraction form
    125,506.48/188,217.96 = 50,607.28/x
  3. Step 3: Cross multiply
    125,506.48x = 188,217.96 × 50,607.28
  4. Step 4: Simplify right side
    125,506.48x = 9,525,199,002.75
  5. Step 5: Solve for x
    x = 9,525,199,002.75/125,506.48
  6. Step 6: Final answer
    x = 75,894.08

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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.