Home / 190,709.83-286,064.69-50,468.46

Finding the Fourth Proportional to 190,709.83, 286,064.69 and 50,468.46

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Solution

The fourth proportional to 190,709.83, 286,064.69 and 50,468.46 is: 75,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,709.83 : 286,064.69 = 50,468.46 : x
  2. Step 2: Convert to fraction form
    190,709.83/286,064.69 = 50,468.46/x
  3. Step 3: Cross multiply
    190,709.83x = 286,064.69 × 50,468.46
  4. Step 4: Simplify right side
    190,709.83x = 14,437,244,364.68
  5. Step 5: Solve for x
    x = 14,437,244,364.68/190,709.83
  6. Step 6: Final answer
    x = 75,702.68

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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.