Home / 149,382.19-224,155.32-70,494.37

Finding the Fourth Proportional to 149,382.19, 224,155.32 and 70,494.37

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Solution

The fourth proportional to 149,382.19, 224,155.32 and 70,494.37 is: 105,780.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,382.19 : 224,155.32 = 70,494.37 : x
  2. Step 2: Convert to fraction form
    149,382.19/224,155.32 = 70,494.37/x
  3. Step 3: Cross multiply
    149,382.19x = 224,155.32 × 70,494.37
  4. Step 4: Simplify right side
    149,382.19x = 15,801,687,240.81
  5. Step 5: Solve for x
    x = 15,801,687,240.81/149,382.19
  6. Step 6: Final answer
    x = 105,780.26

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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.