Home / 133,395.24-184,152.36-103,112.16

Finding the Fourth Proportional to 133,395.24, 184,152.36 and 103,112.16

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Solution

The fourth proportional to 133,395.24, 184,152.36 and 103,112.16 is: 142,346.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,395.24 : 184,152.36 = 103,112.16 : x
  2. Step 2: Convert to fraction form
    133,395.24/184,152.36 = 103,112.16/x
  3. Step 3: Cross multiply
    133,395.24x = 184,152.36 × 103,112.16
  4. Step 4: Simplify right side
    133,395.24x = 18,988,347,608.70
  5. Step 5: Solve for x
    x = 18,988,347,608.70/133,395.24
  6. Step 6: Final answer
    x = 142,346.52

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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.