Home / 151,991.20-227,986.80-46,842.40

Finding the Fourth Proportional to 151,991.20, 227,986.80 and 46,842.40

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Solution

The fourth proportional to 151,991.20, 227,986.80 and 46,842.40 is: 70,263.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,991.20 : 227,986.80 = 46,842.40 : x
  2. Step 2: Convert to fraction form
    151,991.20/227,986.80 = 46,842.40/x
  3. Step 3: Cross multiply
    151,991.20x = 227,986.80 × 46,842.40
  4. Step 4: Simplify right side
    151,991.20x = 10,679,448,880.32
  5. Step 5: Solve for x
    x = 10,679,448,880.32/151,991.20
  6. Step 6: Final answer
    x = 70,263.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.