Home / 140,130.75-210,203.40-34,950.63

Finding the Fourth Proportional to 140,130.75, 210,203.40 and 34,950.63

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Solution

The fourth proportional to 140,130.75, 210,203.40 and 34,950.63 is: 52,427.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,130.75 : 210,203.40 = 34,950.63 : x
  2. Step 2: Convert to fraction form
    140,130.75/210,203.40 = 34,950.63/x
  3. Step 3: Cross multiply
    140,130.75x = 210,203.40 × 34,950.63
  4. Step 4: Simplify right side
    140,130.75x = 7,346,741,258.14
  5. Step 5: Solve for x
    x = 7,346,741,258.14/140,130.75
  6. Step 6: Final answer
    x = 52,427.76

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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.