Home / 160,238.90-221,105.12-92,242.74

Finding the Fourth Proportional to 160,238.90, 221,105.12 and 92,242.74

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Solution

The fourth proportional to 160,238.90, 221,105.12 and 92,242.74 is: 127,280.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,238.90 : 221,105.12 = 92,242.74 : x
  2. Step 2: Convert to fraction form
    160,238.90/221,105.12 = 92,242.74/x
  3. Step 3: Cross multiply
    160,238.90x = 221,105.12 × 92,242.74
  4. Step 4: Simplify right side
    160,238.90x = 20,395,342,096.83
  5. Step 5: Solve for x
    x = 20,395,342,096.83/160,238.90
  6. Step 6: Final answer
    x = 127,280.84

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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.