Home / 140,595.89-210,628.96-69,435.23

Finding the Fourth Proportional to 140,595.89, 210,628.96 and 69,435.23

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Solution

The fourth proportional to 140,595.89, 210,628.96 and 69,435.23 is: 104,022.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,595.89 : 210,628.96 = 69,435.23 : x
  2. Step 2: Convert to fraction form
    140,595.89/210,628.96 = 69,435.23/x
  3. Step 3: Cross multiply
    140,595.89x = 210,628.96 × 69,435.23
  4. Step 4: Simplify right side
    140,595.89x = 14,625,070,282.26
  5. Step 5: Solve for x
    x = 14,625,070,282.26/140,595.89
  6. Step 6: Final answer
    x = 104,022.03

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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.