Home / 126,906.01-175,137.29-70,316.17

Finding the Fourth Proportional to 126,906.01, 175,137.29 and 70,316.17

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Solution

The fourth proportional to 126,906.01, 175,137.29 and 70,316.17 is: 97,040.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,906.01 : 175,137.29 = 70,316.17 : x
  2. Step 2: Convert to fraction form
    126,906.01/175,137.29 = 70,316.17/x
  3. Step 3: Cross multiply
    126,906.01x = 175,137.29 × 70,316.17
  4. Step 4: Simplify right side
    126,906.01x = 12,314,982,931.24
  5. Step 5: Solve for x
    x = 12,314,982,931.24/126,906.01
  6. Step 6: Final answer
    x = 97,040.19

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1.5x scale

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.