Home / 142,014.73-196,808.81-140,010.25

Finding the Fourth Proportional to 142,014.73, 196,808.81 and 140,010.25

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Solution

The fourth proportional to 142,014.73, 196,808.81 and 140,010.25 is: 194,030.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,014.73 : 196,808.81 = 140,010.25 : x
  2. Step 2: Convert to fraction form
    142,014.73/196,808.81 = 140,010.25/x
  3. Step 3: Cross multiply
    142,014.73x = 196,808.81 × 140,010.25
  4. Step 4: Simplify right side
    142,014.73x = 27,555,250,340.28
  5. Step 5: Solve for x
    x = 27,555,250,340.28/142,014.73
  6. Step 6: Final answer
    x = 194,030.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.