Home / 213,331.34-294,237.63-148,803.90

Finding the Fourth Proportional to 213,331.34, 294,237.63 and 148,803.90

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Solution

The fourth proportional to 213,331.34, 294,237.63 and 148,803.90 is: 205,238.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,331.34 : 294,237.63 = 148,803.90 : x
  2. Step 2: Convert to fraction form
    213,331.34/294,237.63 = 148,803.90/x
  3. Step 3: Cross multiply
    213,331.34x = 294,237.63 × 148,803.90
  4. Step 4: Simplify right side
    213,331.34x = 43,783,706,870.76
  5. Step 5: Solve for x
    x = 43,783,706,870.76/213,331.34
  6. Step 6: Final answer
    x = 205,238.04

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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.