Home / 346,142.80-519,268.20-109,462.96

Finding the Fourth Proportional to 346,142.80, 519,268.20 and 109,462.96

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Solution

The fourth proportional to 346,142.80, 519,268.20 and 109,462.96 is: 164,211.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,142.80 : 519,268.20 = 109,462.96 : x
  2. Step 2: Convert to fraction form
    346,142.80/519,268.20 = 109,462.96/x
  3. Step 3: Cross multiply
    346,142.80x = 519,268.20 × 109,462.96
  4. Step 4: Simplify right side
    346,142.80x = 56,840,634,205.87
  5. Step 5: Solve for x
    x = 56,840,634,205.87/346,142.80
  6. Step 6: Final answer
    x = 164,211.52

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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.