Home / 134,113.12-201,169.74-49,871.56

Finding the Fourth Proportional to 134,113.12, 201,169.74 and 49,871.56

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Solution

The fourth proportional to 134,113.12, 201,169.74 and 49,871.56 is: 74,807.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,113.12 : 201,169.74 = 49,871.56 : x
  2. Step 2: Convert to fraction form
    134,113.12/201,169.74 = 49,871.56/x
  3. Step 3: Cross multiply
    134,113.12x = 201,169.74 × 49,871.56
  4. Step 4: Simplify right side
    134,113.12x = 10,032,648,758.59
  5. Step 5: Solve for x
    x = 10,032,648,758.59/134,113.12
  6. Step 6: Final answer
    x = 74,807.36

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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.