Home / 79,628.16-119,416.08-35,253.96

Finding the Fourth Proportional to 79,628.16, 119,416.08 and 35,253.96

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Solution

The fourth proportional to 79,628.16, 119,416.08 and 35,253.96 is: 52,869.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,628.16 : 119,416.08 = 35,253.96 : x
  2. Step 2: Convert to fraction form
    79,628.16/119,416.08 = 35,253.96/x
  3. Step 3: Cross multiply
    79,628.16x = 119,416.08 × 35,253.96
  4. Step 4: Simplify right side
    79,628.16x = 4,209,889,707.68
  5. Step 5: Solve for x
    x = 4,209,889,707.68/79,628.16
  6. Step 6: Final answer
    x = 52,869.36

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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.