Home / 160,355.36-221,313.90-92,359.10

Finding the Fourth Proportional to 160,355.36, 221,313.90 and 92,359.10

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Solution

The fourth proportional to 160,355.36, 221,313.90 and 92,359.10 is: 127,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,355.36 : 221,313.90 = 92,359.10 : x
  2. Step 2: Convert to fraction form
    160,355.36/221,313.90 = 92,359.10/x
  3. Step 3: Cross multiply
    160,355.36x = 221,313.90 × 92,359.10
  4. Step 4: Simplify right side
    160,355.36x = 20,440,352,621.49
  5. Step 5: Solve for x
    x = 20,440,352,621.49/160,355.36
  6. Step 6: Final answer
    x = 127,469.10

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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.