Home / 160,189.60-221,057.74-88,567.80

Finding the Fourth Proportional to 160,189.60, 221,057.74 and 88,567.80

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Solution

The fourth proportional to 160,189.60, 221,057.74 and 88,567.80 is: 122,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,189.60 : 221,057.74 = 88,567.80 : x
  2. Step 2: Convert to fraction form
    160,189.60/221,057.74 = 88,567.80/x
  3. Step 3: Cross multiply
    160,189.60x = 221,057.74 × 88,567.80
  4. Step 4: Simplify right side
    160,189.60x = 19,578,597,704.77
  5. Step 5: Solve for x
    x = 19,578,597,704.77/160,189.60
  6. Step 6: Final answer
    x = 122,221.40

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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.