Home / 160,222.45-240,476.24-85,404.37

Finding the Fourth Proportional to 160,222.45, 240,476.24 and 85,404.37

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Solution

The fourth proportional to 160,222.45, 240,476.24 and 85,404.37 is: 128,182.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,222.45 : 240,476.24 = 85,404.37 : x
  2. Step 2: Convert to fraction form
    160,222.45/240,476.24 = 85,404.37/x
  3. Step 3: Cross multiply
    160,222.45x = 240,476.24 × 85,404.37
  4. Step 4: Simplify right side
    160,222.45x = 20,537,721,777.17
  5. Step 5: Solve for x
    x = 20,537,721,777.17/160,222.45
  6. Step 6: Final answer
    x = 128,182.55

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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.