Home / 140,211.90-210,317.81-41,715.90

Finding the Fourth Proportional to 140,211.90, 210,317.81 and 41,715.90

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Solution

The fourth proportional to 140,211.90, 210,317.81 and 41,715.90 is: 62,573.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,211.90 : 210,317.81 = 41,715.90 : x
  2. Step 2: Convert to fraction form
    140,211.90/210,317.81 = 41,715.90/x
  3. Step 3: Cross multiply
    140,211.90x = 210,317.81 × 41,715.90
  4. Step 4: Simplify right side
    140,211.90x = 8,773,596,730.18
  5. Step 5: Solve for x
    x = 8,773,596,730.18/140,211.90
  6. Step 6: Final answer
    x = 62,573.84

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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.