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Finding the Fourth Proportional to 241,756.80, 333,604.88 and 139,788.80

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Solution

The fourth proportional to 241,756.80, 333,604.88 and 139,788.80 is: 192,897.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,756.80 : 333,604.88 = 139,788.80 : x
  2. Step 2: Convert to fraction form
    241,756.80/333,604.88 = 139,788.80/x
  3. Step 3: Cross multiply
    241,756.80x = 333,604.88 × 139,788.80
  4. Step 4: Simplify right side
    241,756.80x = 46,634,225,849.34
  5. Step 5: Solve for x
    x = 46,634,225,849.34/241,756.80
  6. Step 6: Final answer
    x = 192,897.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.