Home / 190,746.90-286,131.28-50,501.88

Finding the Fourth Proportional to 190,746.90, 286,131.28 and 50,501.88

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Solution

The fourth proportional to 190,746.90, 286,131.28 and 50,501.88 is: 75,755.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,746.90 : 286,131.28 = 50,501.88 : x
  2. Step 2: Convert to fraction form
    190,746.90/286,131.28 = 50,501.88/x
  3. Step 3: Cross multiply
    190,746.90x = 286,131.28 × 50,501.88
  4. Step 4: Simplify right side
    190,746.90x = 14,450,166,136.15
  5. Step 5: Solve for x
    x = 14,450,166,136.15/190,746.90
  6. Step 6: Final answer
    x = 75,755.71

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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.