Home / 148,270.20-222,405.30-89,075.40

Finding the Fourth Proportional to 148,270.20, 222,405.30 and 89,075.40

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Solution

The fourth proportional to 148,270.20, 222,405.30 and 89,075.40 is: 133,613.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,270.20 : 222,405.30 = 89,075.40 : x
  2. Step 2: Convert to fraction form
    148,270.20/222,405.30 = 89,075.40/x
  3. Step 3: Cross multiply
    148,270.20x = 222,405.30 × 89,075.40
  4. Step 4: Simplify right side
    148,270.20x = 19,810,841,059.62
  5. Step 5: Solve for x
    x = 19,810,841,059.62/148,270.20
  6. Step 6: Final answer
    x = 133,613.10

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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.