Home / 134,900.49-202,350.60-40,130.30

Finding the Fourth Proportional to 134,900.49, 202,350.60 and 40,130.30

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Solution

The fourth proportional to 134,900.49, 202,350.60 and 40,130.30 is: 60,195.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,900.49 : 202,350.60 = 40,130.30 : x
  2. Step 2: Convert to fraction form
    134,900.49/202,350.60 = 40,130.30/x
  3. Step 3: Cross multiply
    134,900.49x = 202,350.60 × 40,130.30
  4. Step 4: Simplify right side
    134,900.49x = 8,120,390,283.18
  5. Step 5: Solve for x
    x = 8,120,390,283.18/134,900.49
  6. Step 6: Final answer
    x = 60,195.41

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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.