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Finding the Fourth Proportional to 160,417.82, 221,373.91 and 88,796.30

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Solution

The fourth proportional to 160,417.82, 221,373.91 and 88,796.30 is: 122,537.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,417.82 : 221,373.91 = 88,796.30 : x
  2. Step 2: Convert to fraction form
    160,417.82/221,373.91 = 88,796.30/x
  3. Step 3: Cross multiply
    160,417.82x = 221,373.91 × 88,796.30
  4. Step 4: Simplify right side
    160,417.82x = 19,657,183,680.55
  5. Step 5: Solve for x
    x = 19,657,183,680.55/160,417.82
  6. Step 6: Final answer
    x = 122,537.41

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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.