Home / 142,541.37-214,088.85-104,953.01

Finding the Fourth Proportional to 142,541.37, 214,088.85 and 104,953.01

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Solution

The fourth proportional to 142,541.37, 214,088.85 and 104,953.01 is: 157,633.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,541.37 : 214,088.85 = 104,953.01 : x
  2. Step 2: Convert to fraction form
    142,541.37/214,088.85 = 104,953.01/x
  3. Step 3: Cross multiply
    142,541.37x = 214,088.85 × 104,953.01
  4. Step 4: Simplify right side
    142,541.37x = 22,469,268,144.49
  5. Step 5: Solve for x
    x = 22,469,268,144.49/142,541.37
  6. Step 6: Final answer
    x = 157,633.31

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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.