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Finding the Fourth Proportional to 234,075.60, 351,030.33 and 84,275.64

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Solution

The fourth proportional to 234,075.60, 351,030.33 and 84,275.64 is: 126,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,075.60 : 351,030.33 = 84,275.64 : x
  2. Step 2: Convert to fraction form
    234,075.60/351,030.33 = 84,275.64/x
  3. Step 3: Cross multiply
    234,075.60x = 351,030.33 × 84,275.64
  4. Step 4: Simplify right side
    234,075.60x = 29,583,305,720.16
  5. Step 5: Solve for x
    x = 29,583,305,720.16/234,075.60
  6. Step 6: Final answer
    x = 126,383.55

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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.