Home / 160,285.42-221,210.36-92,304.96

Finding the Fourth Proportional to 160,285.42, 221,210.36 and 92,304.96

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Solution

The fourth proportional to 160,285.42, 221,210.36 and 92,304.96 is: 127,390.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,285.42 : 221,210.36 = 92,304.96 : x
  2. Step 2: Convert to fraction form
    160,285.42/221,210.36 = 92,304.96/x
  3. Step 3: Cross multiply
    160,285.42x = 221,210.36 × 92,304.96
  4. Step 4: Simplify right side
    160,285.42x = 20,418,813,431.39
  5. Step 5: Solve for x
    x = 20,418,813,431.39/160,285.42
  6. Step 6: Final answer
    x = 127,390.34

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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.