Home / 346,532.34-519,741.54-121,839.96

Finding the Fourth Proportional to 346,532.34, 519,741.54 and 121,839.96

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Solution

The fourth proportional to 346,532.34, 519,741.54 and 121,839.96 is: 182,739.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,532.34 : 519,741.54 = 121,839.96 : x
  2. Step 2: Convert to fraction form
    346,532.34/519,741.54 = 121,839.96/x
  3. Step 3: Cross multiply
    346,532.34x = 519,741.54 × 121,839.96
  4. Step 4: Simplify right side
    346,532.34x = 63,325,288,443.94
  5. Step 5: Solve for x
    x = 63,325,288,443.94/346,532.34
  6. Step 6: Final answer
    x = 182,739.91

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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.