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Finding the Fourth Proportional to 201,673.70, 302,510.55 and 188,551.70

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Solution

The fourth proportional to 201,673.70, 302,510.55 and 188,551.70 is: 282,827.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,673.70 : 302,510.55 = 188,551.70 : x
  2. Step 2: Convert to fraction form
    201,673.70/302,510.55 = 188,551.70/x
  3. Step 3: Cross multiply
    201,673.70x = 302,510.55 × 188,551.70
  4. Step 4: Simplify right side
    201,673.70x = 57,038,878,470.44
  5. Step 5: Solve for x
    x = 57,038,878,470.44/201,673.70
  6. Step 6: Final answer
    x = 282,827.55

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1.5x scale

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.