Home / 190,689.04-286,047.24-50,446

Finding the Fourth Proportional to 190,689.04, 286,047.24 and 50,446

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Solution

The fourth proportional to 190,689.04, 286,047.24 and 50,446 is: 75,672.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,689.04 : 286,047.24 = 50,446 : x
  2. Step 2: Convert to fraction form
    190,689.04/286,047.24 = 50,446/x
  3. Step 3: Cross multiply
    190,689.04x = 286,047.24 × 50,446
  4. Step 4: Simplify right side
    190,689.04x = 14,429,939,069.04
  5. Step 5: Solve for x
    x = 14,429,939,069.04/190,689.04
  6. Step 6: Final answer
    x = 75,672.62

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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.