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Finding the Fourth Proportional to 173,496.66, 239,412.09 and 105,504.24

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Solution

The fourth proportional to 173,496.66, 239,412.09 and 105,504.24 is: 145,587.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,496.66 : 239,412.09 = 105,504.24 : x
  2. Step 2: Convert to fraction form
    173,496.66/239,412.09 = 105,504.24/x
  3. Step 3: Cross multiply
    173,496.66x = 239,412.09 × 105,504.24
  4. Step 4: Simplify right side
    173,496.66x = 25,258,990,602.26
  5. Step 5: Solve for x
    x = 25,258,990,602.26/173,496.66
  6. Step 6: Final answer
    x = 145,587.76

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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.