Home / 160,289.12-240,455.54-66,773

Finding the Fourth Proportional to 160,289.12, 240,455.54 and 66,773

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Solution

The fourth proportional to 160,289.12, 240,455.54 and 66,773 is: 100,168.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,289.12 : 240,455.54 = 66,773 : x
  2. Step 2: Convert to fraction form
    160,289.12/240,455.54 = 66,773/x
  3. Step 3: Cross multiply
    160,289.12x = 240,455.54 × 66,773
  4. Step 4: Simplify right side
    160,289.12x = 16,055,937,772.42
  5. Step 5: Solve for x
    x = 16,055,937,772.42/160,289.12
  6. Step 6: Final answer
    x = 100,168.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.