Home / 346,231.42-519,376.86-121,572.54

Finding the Fourth Proportional to 346,231.42, 519,376.86 and 121,572.54

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Solution

The fourth proportional to 346,231.42, 519,376.86 and 121,572.54 is: 182,369.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,231.42 : 519,376.86 = 121,572.54 : x
  2. Step 2: Convert to fraction form
    346,231.42/519,376.86 = 121,572.54/x
  3. Step 3: Cross multiply
    346,231.42x = 519,376.86 × 121,572.54
  4. Step 4: Simplify right side
    346,231.42x = 63,141,964,087.42
  5. Step 5: Solve for x
    x = 63,141,964,087.42/346,231.42
  6. Step 6: Final answer
    x = 182,369.25

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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.