Home / 190,672.00-286,083.33-72,374.74

Finding the Fourth Proportional to 190,672.00, 286,083.33 and 72,374.74

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Solution

The fourth proportional to 190,672.00, 286,083.33 and 72,374.74 is: 108,590.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,672.00 : 286,083.33 = 72,374.74 : x
  2. Step 2: Convert to fraction form
    190,672.00/286,083.33 = 72,374.74/x
  3. Step 3: Cross multiply
    190,672.00x = 286,083.33 × 72,374.74
  4. Step 4: Simplify right side
    190,672.00x = 20,705,204,834.79
  5. Step 5: Solve for x
    x = 20,705,204,834.79/190,672.00
  6. Step 6: Final answer
    x = 108,590.70

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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.