Home / 215,554.07-297,464.70-124,962.55

Finding the Fourth Proportional to 215,554.07, 297,464.70 and 124,962.55

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Solution

The fourth proportional to 215,554.07, 297,464.70 and 124,962.55 is: 172,448.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,554.07 : 297,464.70 = 124,962.55 : x
  2. Step 2: Convert to fraction form
    215,554.07/297,464.70 = 124,962.55/x
  3. Step 3: Cross multiply
    215,554.07x = 297,464.70 × 124,962.55
  4. Step 4: Simplify right side
    215,554.07x = 37,171,947,446.99
  5. Step 5: Solve for x
    x = 37,171,947,446.99/215,554.07
  6. Step 6: Final answer
    x = 172,448.37

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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.