Home / 346,122.40-519,145.20-96,829.60

Finding the Fourth Proportional to 346,122.40, 519,145.20 and 96,829.60

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Solution

The fourth proportional to 346,122.40, 519,145.20 and 96,829.60 is: 145,233.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,122.40 : 519,145.20 = 96,829.60 : x
  2. Step 2: Convert to fraction form
    346,122.40/519,145.20 = 96,829.60/x
  3. Step 3: Cross multiply
    346,122.40x = 519,145.20 × 96,829.60
  4. Step 4: Simplify right side
    346,122.40x = 50,268,622,057.92
  5. Step 5: Solve for x
    x = 50,268,622,057.92/346,122.40
  6. Step 6: Final answer
    x = 145,233.66

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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.