Home / 142,991.36-214,488.56-43,152.44

Finding the Fourth Proportional to 142,991.36, 214,488.56 and 43,152.44

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Solution

The fourth proportional to 142,991.36, 214,488.56 and 43,152.44 is: 64,729.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,991.36 : 214,488.56 = 43,152.44 : x
  2. Step 2: Convert to fraction form
    142,991.36/214,488.56 = 43,152.44/x
  3. Step 3: Cross multiply
    142,991.36x = 214,488.56 × 43,152.44
  4. Step 4: Simplify right side
    142,991.36x = 9,255,705,360.19
  5. Step 5: Solve for x
    x = 9,255,705,360.19/142,991.36
  6. Step 6: Final answer
    x = 64,729.13

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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.