Home / 107,336.32-160,795.04-70,288

Finding the Fourth Proportional to 107,336.32, 160,795.04 and 70,288

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Solution

The fourth proportional to 107,336.32, 160,795.04 and 70,288 is: 105,294.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,336.32 : 160,795.04 = 70,288 : x
  2. Step 2: Convert to fraction form
    107,336.32/160,795.04 = 70,288/x
  3. Step 3: Cross multiply
    107,336.32x = 160,795.04 × 70,288
  4. Step 4: Simplify right side
    107,336.32x = 11,301,961,771.52
  5. Step 5: Solve for x
    x = 11,301,961,771.52/107,336.32
  6. Step 6: Final answer
    x = 105,294.85

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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.