Home / 126,946.56-175,186.40-70,357.98

Finding the Fourth Proportional to 126,946.56, 175,186.40 and 70,357.98

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Solution

The fourth proportional to 126,946.56, 175,186.40 and 70,357.98 is: 97,094.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,946.56 : 175,186.40 = 70,357.98 : x
  2. Step 2: Convert to fraction form
    126,946.56/175,186.40 = 70,357.98/x
  3. Step 3: Cross multiply
    126,946.56x = 175,186.40 × 70,357.98
  4. Step 4: Simplify right side
    126,946.56x = 12,325,760,875.68
  5. Step 5: Solve for x
    x = 12,325,760,875.68/126,946.56
  6. Step 6: Final answer
    x = 97,094.09

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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.