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Finding the Fourth Proportional to 97,033.70, 133,862.22 and 70,133.60

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Solution

The fourth proportional to 97,033.70, 133,862.22 and 70,133.60 is: 96,752.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,033.70 : 133,862.22 = 70,133.60 : x
  2. Step 2: Convert to fraction form
    97,033.70/133,862.22 = 70,133.60/x
  3. Step 3: Cross multiply
    97,033.70x = 133,862.22 × 70,133.60
  4. Step 4: Simplify right side
    97,033.70x = 9,388,239,392.59
  5. Step 5: Solve for x
    x = 9,388,239,392.59/97,033.70
  6. Step 6: Final answer
    x = 96,752.36

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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.