Home / 146,177.57-201,733.14-103,170.83

Finding the Fourth Proportional to 146,177.57, 201,733.14 and 103,170.83

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Solution

The fourth proportional to 146,177.57, 201,733.14 and 103,170.83 is: 142,381.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,177.57 : 201,733.14 = 103,170.83 : x
  2. Step 2: Convert to fraction form
    146,177.57/201,733.14 = 103,170.83/x
  3. Step 3: Cross multiply
    146,177.57x = 201,733.14 × 103,170.83
  4. Step 4: Simplify right side
    146,177.57x = 20,812,974,483.64
  5. Step 5: Solve for x
    x = 20,812,974,483.64/146,177.57
  6. Step 6: Final answer
    x = 142,381.46

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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.