Home / 277,933.16-416,899.74-67,569.28

Finding the Fourth Proportional to 277,933.16, 416,899.74 and 67,569.28

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Solution

The fourth proportional to 277,933.16, 416,899.74 and 67,569.28 is: 101,353.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,933.16 : 416,899.74 = 67,569.28 : x
  2. Step 2: Convert to fraction form
    277,933.16/416,899.74 = 67,569.28/x
  3. Step 3: Cross multiply
    277,933.16x = 416,899.74 × 67,569.28
  4. Step 4: Simplify right side
    277,933.16x = 28,169,615,263.99
  5. Step 5: Solve for x
    x = 28,169,615,263.99/277,933.16
  6. Step 6: Final answer
    x = 101,353.92

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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.