Home / 160,485.11-221,466.74-88,863.59

Finding the Fourth Proportional to 160,485.11, 221,466.74 and 88,863.59

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Solution

The fourth proportional to 160,485.11, 221,466.74 and 88,863.59 is: 122,630.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,485.11 : 221,466.74 = 88,863.59 : x
  2. Step 2: Convert to fraction form
    160,485.11/221,466.74 = 88,863.59/x
  3. Step 3: Cross multiply
    160,485.11x = 221,466.74 × 88,863.59
  4. Step 4: Simplify right side
    160,485.11x = 19,680,328,030.35
  5. Step 5: Solve for x
    x = 19,680,328,030.35/160,485.11
  6. Step 6: Final answer
    x = 122,630.25

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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.