Home / 231,341.31-346,901.54-135,305.60

Finding the Fourth Proportional to 231,341.31, 346,901.54 and 135,305.60

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Solution

The fourth proportional to 231,341.31, 346,901.54 and 135,305.60 is: 202,893.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,341.31 : 346,901.54 = 135,305.60 : x
  2. Step 2: Convert to fraction form
    231,341.31/346,901.54 = 135,305.60/x
  3. Step 3: Cross multiply
    231,341.31x = 346,901.54 × 135,305.60
  4. Step 4: Simplify right side
    231,341.31x = 46,937,718,599.59
  5. Step 5: Solve for x
    x = 46,937,718,599.59/231,341.31
  6. Step 6: Final answer
    x = 202,893.80

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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.