Home / 215,534.07-297,437.37-124,907.43

Finding the Fourth Proportional to 215,534.07, 297,437.37 and 124,907.43

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Solution

The fourth proportional to 215,534.07, 297,437.37 and 124,907.43 is: 172,372.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,534.07 : 297,437.37 = 124,907.43 : x
  2. Step 2: Convert to fraction form
    215,534.07/297,437.37 = 124,907.43/x
  3. Step 3: Cross multiply
    215,534.07x = 297,437.37 × 124,907.43
  4. Step 4: Simplify right side
    215,534.07x = 37,152,137,472.66
  5. Step 5: Solve for x
    x = 37,152,137,472.66/215,534.07
  6. Step 6: Final answer
    x = 172,372.46

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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.