Home / 190,842.48-286,270.20-50,615.28

Finding the Fourth Proportional to 190,842.48, 286,270.20 and 50,615.28

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Solution

The fourth proportional to 190,842.48, 286,270.20 and 50,615.28 is: 75,924.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,842.48 : 286,270.20 = 50,615.28 : x
  2. Step 2: Convert to fraction form
    190,842.48/286,270.20 = 50,615.28/x
  3. Step 3: Cross multiply
    190,842.48x = 286,270.20 × 50,615.28
  4. Step 4: Simplify right side
    190,842.48x = 14,489,646,328.66
  5. Step 5: Solve for x
    x = 14,489,646,328.66/190,842.48
  6. Step 6: Final answer
    x = 75,924.64

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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.