Home / 205,050.53-307,575.80-64,798.22

Finding the Fourth Proportional to 205,050.53, 307,575.80 and 64,798.22

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Solution

The fourth proportional to 205,050.53, 307,575.80 and 64,798.22 is: 97,197.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,050.53 : 307,575.80 = 64,798.22 : x
  2. Step 2: Convert to fraction form
    205,050.53/307,575.80 = 64,798.22/x
  3. Step 3: Cross multiply
    205,050.53x = 307,575.80 × 64,798.22
  4. Step 4: Simplify right side
    205,050.53x = 19,930,364,800.02
  5. Step 5: Solve for x
    x = 19,930,364,800.02/205,050.53
  6. Step 6: Final answer
    x = 97,197.33

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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.