Home / 124,207.08-171,383.20-70,494.36

Finding the Fourth Proportional to 124,207.08, 171,383.20 and 70,494.36

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Solution

The fourth proportional to 124,207.08, 171,383.20 and 70,494.36 is: 97,269.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,207.08 : 171,383.20 = 70,494.36 : x
  2. Step 2: Convert to fraction form
    124,207.08/171,383.20 = 70,494.36/x
  3. Step 3: Cross multiply
    124,207.08x = 171,383.20 × 70,494.36
  4. Step 4: Simplify right side
    124,207.08x = 12,081,548,998.75
  5. Step 5: Solve for x
    x = 12,081,548,998.75/124,207.08
  6. Step 6: Final answer
    x = 97,269.41

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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.