Home / 152,918.48-210,942.44-142,093.74

Finding the Fourth Proportional to 152,918.48, 210,942.44 and 142,093.74

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Solution

The fourth proportional to 152,918.48, 210,942.44 and 142,093.74 is: 196,010.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,918.48 : 210,942.44 = 142,093.74 : x
  2. Step 2: Convert to fraction form
    152,918.48/210,942.44 = 142,093.74/x
  3. Step 3: Cross multiply
    152,918.48x = 210,942.44 × 142,093.74
  4. Step 4: Simplify right side
    152,918.48x = 29,973,599,513.86
  5. Step 5: Solve for x
    x = 29,973,599,513.86/152,918.48
  6. Step 6: Final answer
    x = 196,010.32

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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.