Home / 190,852.60-286,288.75-48,699.12

Finding the Fourth Proportional to 190,852.60, 286,288.75 and 48,699.12

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Solution

The fourth proportional to 190,852.60, 286,288.75 and 48,699.12 is: 73,051.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,852.60 : 286,288.75 = 48,699.12 : x
  2. Step 2: Convert to fraction form
    190,852.60/286,288.75 = 48,699.12/x
  3. Step 3: Cross multiply
    190,852.60x = 286,288.75 × 48,699.12
  4. Step 4: Simplify right side
    190,852.60x = 13,942,010,190.90
  5. Step 5: Solve for x
    x = 13,942,010,190.90/190,852.60
  6. Step 6: Final answer
    x = 73,051.19

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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.