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Finding the Fourth Proportional to 216,075.64, 298,204.22 and 119,296.79

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Solution

The fourth proportional to 216,075.64, 298,204.22 and 119,296.79 is: 164,640.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,075.64 : 298,204.22 = 119,296.79 : x
  2. Step 2: Convert to fraction form
    216,075.64/298,204.22 = 119,296.79/x
  3. Step 3: Cross multiply
    216,075.64x = 298,204.22 × 119,296.79
  4. Step 4: Simplify right side
    216,075.64x = 35,574,806,210.45
  5. Step 5: Solve for x
    x = 35,574,806,210.45/216,075.64
  6. Step 6: Final answer
    x = 164,640.52

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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.