Home / 160,176.06-221,031.99-88,555.41

Finding the Fourth Proportional to 160,176.06, 221,031.99 and 88,555.41

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Solution

The fourth proportional to 160,176.06, 221,031.99 and 88,555.41 is: 122,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,176.06 : 221,031.99 = 88,555.41 : x
  2. Step 2: Convert to fraction form
    160,176.06/221,031.99 = 88,555.41/x
  3. Step 3: Cross multiply
    160,176.06x = 221,031.99 × 88,555.41
  4. Step 4: Simplify right side
    160,176.06x = 19,573,578,497.57
  5. Step 5: Solve for x
    x = 19,573,578,497.57/160,176.06
  6. Step 6: Final answer
    x = 122,200.40

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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.