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Finding the Fourth Proportional to 173,373.54, 239,243.40 and 97,907.46

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Solution

The fourth proportional to 173,373.54, 239,243.40 and 97,907.46 is: 135,105.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,373.54 : 239,243.40 = 97,907.46 : x
  2. Step 2: Convert to fraction form
    173,373.54/239,243.40 = 97,907.46/x
  3. Step 3: Cross multiply
    173,373.54x = 239,243.40 × 97,907.46
  4. Step 4: Simplify right side
    173,373.54x = 23,423,713,615.76
  5. Step 5: Solve for x
    x = 23,423,713,615.76/173,373.54
  6. Step 6: Final answer
    x = 135,105.47

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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.