Home / 190,487.99-262,862.46-104,430.35

Finding the Fourth Proportional to 190,487.99, 262,862.46 and 104,430.35

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Solution

The fourth proportional to 190,487.99, 262,862.46 and 104,430.35 is: 144,107.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,487.99 : 262,862.46 = 104,430.35 : x
  2. Step 2: Convert to fraction form
    190,487.99/262,862.46 = 104,430.35/x
  3. Step 3: Cross multiply
    190,487.99x = 262,862.46 × 104,430.35
  4. Step 4: Simplify right side
    190,487.99x = 27,450,817,385.35
  5. Step 5: Solve for x
    x = 27,450,817,385.35/190,487.99
  6. Step 6: Final answer
    x = 144,107.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.