Home / 140,215.60-210,323.40-46,721.35

Finding the Fourth Proportional to 140,215.60, 210,323.40 and 46,721.35

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Solution

The fourth proportional to 140,215.60, 210,323.40 and 46,721.35 is: 70,082.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,215.60 : 210,323.40 = 46,721.35 : x
  2. Step 2: Convert to fraction form
    140,215.60/210,323.40 = 46,721.35/x
  3. Step 3: Cross multiply
    140,215.60x = 210,323.40 × 46,721.35
  4. Step 4: Simplify right side
    140,215.60x = 9,826,593,184.59
  5. Step 5: Solve for x
    x = 9,826,593,184.59/140,215.60
  6. Step 6: Final answer
    x = 70,082.03

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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.