Home / 254,211.21-350,826.08-153,641.61

Finding the Fourth Proportional to 254,211.21, 350,826.08 and 153,641.61

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Solution

The fourth proportional to 254,211.21, 350,826.08 and 153,641.61 is: 212,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,211.21 : 350,826.08 = 153,641.61 : x
  2. Step 2: Convert to fraction form
    254,211.21/350,826.08 = 153,641.61/x
  3. Step 3: Cross multiply
    254,211.21x = 350,826.08 × 153,641.61
  4. Step 4: Simplify right side
    254,211.21x = 53,901,482,992.98
  5. Step 5: Solve for x
    x = 53,901,482,992.98/254,211.21
  6. Step 6: Final answer
    x = 212,034.25

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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.