Home / 146,317.46-201,916.89-102,771.19

Finding the Fourth Proportional to 146,317.46, 201,916.89 and 102,771.19

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Solution

The fourth proportional to 146,317.46, 201,916.89 and 102,771.19 is: 141,823.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,317.46 : 201,916.89 = 102,771.19 : x
  2. Step 2: Convert to fraction form
    146,317.46/201,916.89 = 102,771.19/x
  3. Step 3: Cross multiply
    146,317.46x = 201,916.89 × 102,771.19
  4. Step 4: Simplify right side
    146,317.46x = 20,751,238,561.61
  5. Step 5: Solve for x
    x = 20,751,238,561.61/146,317.46
  6. Step 6: Final answer
    x = 141,823.39

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1.5x scale

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.