Home / 215,511.57-297,116.07-150,893.88

Finding the Fourth Proportional to 215,511.57, 297,116.07 and 150,893.88

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Solution

The fourth proportional to 215,511.57, 297,116.07 and 150,893.88 is: 208,030.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,511.57 : 297,116.07 = 150,893.88 : x
  2. Step 2: Convert to fraction form
    215,511.57/297,116.07 = 150,893.88/x
  3. Step 3: Cross multiply
    215,511.57x = 297,116.07 × 150,893.88
  4. Step 4: Simplify right side
    215,511.57x = 44,832,996,612.65
  5. Step 5: Solve for x
    x = 44,832,996,612.65/215,511.57
  6. Step 6: Final answer
    x = 208,030.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.