Home / 158,160.84-218,240.46-94,485.12

Finding the Fourth Proportional to 158,160.84, 218,240.46 and 94,485.12

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Solution

The fourth proportional to 158,160.84, 218,240.46 and 94,485.12 is: 130,376.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,160.84 : 218,240.46 = 94,485.12 : x
  2. Step 2: Convert to fraction form
    158,160.84/218,240.46 = 94,485.12/x
  3. Step 3: Cross multiply
    158,160.84x = 218,240.46 × 94,485.12
  4. Step 4: Simplify right side
    158,160.84x = 20,620,476,051.96
  5. Step 5: Solve for x
    x = 20,620,476,051.96/158,160.84
  6. Step 6: Final answer
    x = 130,376.62

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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.