Home / 190,905.82-286,368.63-48,752.44

Finding the Fourth Proportional to 190,905.82, 286,368.63 and 48,752.44

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Solution

The fourth proportional to 190,905.82, 286,368.63 and 48,752.44 is: 73,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,905.82 : 286,368.63 = 48,752.44 : x
  2. Step 2: Convert to fraction form
    190,905.82/286,368.63 = 48,752.44/x
  3. Step 3: Cross multiply
    190,905.82x = 286,368.63 × 48,752.44
  4. Step 4: Simplify right side
    190,905.82x = 13,961,169,451.96
  5. Step 5: Solve for x
    x = 13,961,169,451.96/190,905.82
  6. Step 6: Final answer
    x = 73,131.19

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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.