Home / 140,023.89-210,063.17-45,277.58

Finding the Fourth Proportional to 140,023.89, 210,063.17 and 45,277.58

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Solution

The fourth proportional to 140,023.89, 210,063.17 and 45,277.58 is: 67,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,023.89 : 210,063.17 = 45,277.58 : x
  2. Step 2: Convert to fraction form
    140,023.89/210,063.17 = 45,277.58/x
  3. Step 3: Cross multiply
    140,023.89x = 210,063.17 × 45,277.58
  4. Step 4: Simplify right side
    140,023.89x = 9,511,152,623.08
  5. Step 5: Solve for x
    x = 9,511,152,623.08/140,023.89
  6. Step 6: Final answer
    x = 67,925.21

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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.