Home / 318,051.40-477,003.29-93,351.50

Finding the Fourth Proportional to 318,051.40, 477,003.29 and 93,351.50

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Solution

The fourth proportional to 318,051.40, 477,003.29 and 93,351.50 is: 140,005.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,051.40 : 477,003.29 = 93,351.50 : x
  2. Step 2: Convert to fraction form
    318,051.40/477,003.29 = 93,351.50/x
  3. Step 3: Cross multiply
    318,051.40x = 477,003.29 × 93,351.50
  4. Step 4: Simplify right side
    318,051.40x = 44,528,972,626.44
  5. Step 5: Solve for x
    x = 44,528,972,626.44/318,051.40
  6. Step 6: Final answer
    x = 140,005.59

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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.