Home / 231,437.30-346,840.65-141,511.50

Finding the Fourth Proportional to 231,437.30, 346,840.65 and 141,511.50

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Solution

The fourth proportional to 231,437.30, 346,840.65 and 141,511.50 is: 212,074.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,437.30 : 346,840.65 = 141,511.50 : x
  2. Step 2: Convert to fraction form
    231,437.30/346,840.65 = 141,511.50/x
  3. Step 3: Cross multiply
    231,437.30x = 346,840.65 × 141,511.50
  4. Step 4: Simplify right side
    231,437.30x = 49,081,940,642.48
  5. Step 5: Solve for x
    x = 49,081,940,642.48/231,437.30
  6. Step 6: Final answer
    x = 212,074.47

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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.