Home / 149,638.43-224,100.14-82,913.06

Finding the Fourth Proportional to 149,638.43, 224,100.14 and 82,913.06

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Solution

The fourth proportional to 149,638.43, 224,100.14 and 82,913.06 is: 124,171.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,638.43 : 224,100.14 = 82,913.06 : x
  2. Step 2: Convert to fraction form
    149,638.43/224,100.14 = 82,913.06/x
  3. Step 3: Cross multiply
    149,638.43x = 224,100.14 × 82,913.06
  4. Step 4: Simplify right side
    149,638.43x = 18,580,828,499.51
  5. Step 5: Solve for x
    x = 18,580,828,499.51/149,638.43
  6. Step 6: Final answer
    x = 124,171.50

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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.