Home / 140,368.82-210,555.05-46,874.57

Finding the Fourth Proportional to 140,368.82, 210,555.05 and 46,874.57

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Solution

The fourth proportional to 140,368.82, 210,555.05 and 46,874.57 is: 70,312.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,368.82 : 210,555.05 = 46,874.57 : x
  2. Step 2: Convert to fraction form
    140,368.82/210,555.05 = 46,874.57/x
  3. Step 3: Cross multiply
    140,368.82x = 210,555.05 × 46,874.57
  4. Step 4: Simplify right side
    140,368.82x = 9,869,676,142.93
  5. Step 5: Solve for x
    x = 9,869,676,142.93/140,368.82
  6. Step 6: Final answer
    x = 70,312.46

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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.