Home / 209,407.42-314,114.46-51,635.92

Finding the Fourth Proportional to 209,407.42, 314,114.46 and 51,635.92

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Solution

The fourth proportional to 209,407.42, 314,114.46 and 51,635.92 is: 77,454.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,407.42 : 314,114.46 = 51,635.92 : x
  2. Step 2: Convert to fraction form
    209,407.42/314,114.46 = 51,635.92/x
  3. Step 3: Cross multiply
    209,407.42x = 314,114.46 × 51,635.92
  4. Step 4: Simplify right side
    209,407.42x = 16,219,589,127.40
  5. Step 5: Solve for x
    x = 16,219,589,127.40/209,407.42
  6. Step 6: Final answer
    x = 77,454.70

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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.