Home / 346,155.21-519,251.72-109,480.23

Finding the Fourth Proportional to 346,155.21, 519,251.72 and 109,480.23

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Solution

The fourth proportional to 346,155.21, 519,251.72 and 109,480.23 is: 164,226.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,155.21 : 519,251.72 = 109,480.23 : x
  2. Step 2: Convert to fraction form
    346,155.21/519,251.72 = 109,480.23/x
  3. Step 3: Cross multiply
    346,155.21x = 519,251.72 × 109,480.23
  4. Step 4: Simplify right side
    346,155.21x = 56,847,797,186.09
  5. Step 5: Solve for x
    x = 56,847,797,186.09/346,155.21
  6. Step 6: Final answer
    x = 164,226.32

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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.