Home / 126,926.24-175,159.68-70,338.56

Finding the Fourth Proportional to 126,926.24, 175,159.68 and 70,338.56

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Solution

The fourth proportional to 126,926.24, 175,159.68 and 70,338.56 is: 97,068.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,926.24 : 175,159.68 = 70,338.56 : x
  2. Step 2: Convert to fraction form
    126,926.24/175,159.68 = 70,338.56/x
  3. Step 3: Cross multiply
    126,926.24x = 175,159.68 × 70,338.56
  4. Step 4: Simplify right side
    126,926.24x = 12,320,479,661.26
  5. Step 5: Solve for x
    x = 12,320,479,661.26/126,926.24
  6. Step 6: Final answer
    x = 97,068.03

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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.