Home / 158,028.53-218,255.41-146,071.11

Finding the Fourth Proportional to 158,028.53, 218,255.41 and 146,071.11

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Solution

The fourth proportional to 158,028.53, 218,255.41 and 146,071.11 is: 201,740.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,028.53 : 218,255.41 = 146,071.11 : x
  2. Step 2: Convert to fraction form
    158,028.53/218,255.41 = 146,071.11/x
  3. Step 3: Cross multiply
    158,028.53x = 218,255.41 × 146,071.11
  4. Step 4: Simplify right side
    158,028.53x = 31,880,809,160.82
  5. Step 5: Solve for x
    x = 31,880,809,160.82/158,028.53
  6. Step 6: Final answer
    x = 201,740.85

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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.