Home / 220,160.46-303,914.43-148,637.35

Finding the Fourth Proportional to 220,160.46, 303,914.43 and 148,637.35

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Solution

The fourth proportional to 220,160.46, 303,914.43 and 148,637.35 is: 205,182.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,160.46 : 303,914.43 = 148,637.35 : x
  2. Step 2: Convert to fraction form
    220,160.46/303,914.43 = 148,637.35/x
  3. Step 3: Cross multiply
    220,160.46x = 303,914.43 × 148,637.35
  4. Step 4: Simplify right side
    220,160.46x = 45,173,035,501.96
  5. Step 5: Solve for x
    x = 45,173,035,501.96/220,160.46
  6. Step 6: Final answer
    x = 205,182.33

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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.