Home / 160,824.31-221,905.25-97,165.33

Finding the Fourth Proportional to 160,824.31, 221,905.25 and 97,165.33

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Solution

The fourth proportional to 160,824.31, 221,905.25 and 97,165.33 is: 134,068.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,824.31 : 221,905.25 = 97,165.33 : x
  2. Step 2: Convert to fraction form
    160,824.31/221,905.25 = 97,165.33/x
  3. Step 3: Cross multiply
    160,824.31x = 221,905.25 × 97,165.33
  4. Step 4: Simplify right side
    160,824.31x = 21,561,496,359.16
  5. Step 5: Solve for x
    x = 21,561,496,359.16/160,824.31
  6. Step 6: Final answer
    x = 134,068.64

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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.