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Finding the Fourth Proportional to 201,483.80, 301,880.10 and 96,075.80

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Solution

The fourth proportional to 201,483.80, 301,880.10 and 96,075.80 is: 143,948.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,483.80 : 301,880.10 = 96,075.80 : x
  2. Step 2: Convert to fraction form
    201,483.80/301,880.10 = 96,075.80/x
  3. Step 3: Cross multiply
    201,483.80x = 301,880.10 × 96,075.80
  4. Step 4: Simplify right side
    201,483.80x = 29,003,372,111.58
  5. Step 5: Solve for x
    x = 29,003,372,111.58/201,483.80
  6. Step 6: Final answer
    x = 143,948.90

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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.