Home / 213,133.38-294,017.92-148,737.67

Finding the Fourth Proportional to 213,133.38, 294,017.92 and 148,737.67

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Solution

The fourth proportional to 213,133.38, 294,017.92 and 148,737.67 is: 205,183.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,133.38 : 294,017.92 = 148,737.67 : x
  2. Step 2: Convert to fraction form
    213,133.38/294,017.92 = 148,737.67/x
  3. Step 3: Cross multiply
    213,133.38x = 294,017.92 × 148,737.67
  4. Step 4: Simplify right side
    213,133.38x = 43,731,539,252.16
  5. Step 5: Solve for x
    x = 43,731,539,252.16/213,133.38
  6. Step 6: Final answer
    x = 205,183.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.