Home / 246,290.69-369,491.39-77,821.12

Finding the Fourth Proportional to 246,290.69, 369,491.39 and 77,821.12

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Solution

The fourth proportional to 246,290.69, 369,491.39 and 77,821.12 is: 116,749.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,290.69 : 369,491.39 = 77,821.12 : x
  2. Step 2: Convert to fraction form
    246,290.69/369,491.39 = 77,821.12/x
  3. Step 3: Cross multiply
    246,290.69x = 369,491.39 × 77,821.12
  4. Step 4: Simplify right side
    246,290.69x = 28,754,233,800.16
  5. Step 5: Solve for x
    x = 28,754,233,800.16/246,290.69
  6. Step 6: Final answer
    x = 116,749.17

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1.5x scale

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.