Home / 79,525.43-109,708.50-70,460.03

Finding the Fourth Proportional to 79,525.43, 109,708.50 and 70,460.03

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Solution

The fourth proportional to 79,525.43, 109,708.50 and 70,460.03 is: 97,202.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,525.43 : 109,708.50 = 70,460.03 : x
  2. Step 2: Convert to fraction form
    79,525.43/109,708.50 = 70,460.03/x
  3. Step 3: Cross multiply
    79,525.43x = 109,708.50 × 70,460.03
  4. Step 4: Simplify right side
    79,525.43x = 7,730,063,652.71
  5. Step 5: Solve for x
    x = 7,730,063,652.71/79,525.43
  6. Step 6: Final answer
    x = 97,202.42

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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.