Home / 134,137.10-201,205.65-103,033.10

Finding the Fourth Proportional to 134,137.10, 201,205.65 and 103,033.10

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Solution

The fourth proportional to 134,137.10, 201,205.65 and 103,033.10 is: 154,549.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,137.10 : 201,205.65 = 103,033.10 : x
  2. Step 2: Convert to fraction form
    134,137.10/201,205.65 = 103,033.10/x
  3. Step 3: Cross multiply
    134,137.10x = 201,205.65 × 103,033.10
  4. Step 4: Simplify right side
    134,137.10x = 20,730,841,857.02
  5. Step 5: Solve for x
    x = 20,730,841,857.02/134,137.10
  6. Step 6: Final answer
    x = 154,549.65

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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.