Home / 126,090.62-174,005.06-69,503.22

Finding the Fourth Proportional to 126,090.62, 174,005.06 and 69,503.22

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Solution

The fourth proportional to 126,090.62, 174,005.06 and 69,503.22 is: 95,914.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,090.62 : 174,005.06 = 69,503.22 : x
  2. Step 2: Convert to fraction form
    126,090.62/174,005.06 = 69,503.22/x
  3. Step 3: Cross multiply
    126,090.62x = 174,005.06 × 69,503.22
  4. Step 4: Simplify right side
    126,090.62x = 12,093,911,966.29
  5. Step 5: Solve for x
    x = 12,093,911,966.29/126,090.62
  6. Step 6: Final answer
    x = 95,914.45

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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.