Home / 236,877.99-326,892.48-129,448.04

Finding the Fourth Proportional to 236,877.99, 326,892.48 and 129,448.04

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Solution

The fourth proportional to 236,877.99, 326,892.48 and 129,448.04 is: 178,638.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,877.99 : 326,892.48 = 129,448.04 : x
  2. Step 2: Convert to fraction form
    236,877.99/326,892.48 = 129,448.04/x
  3. Step 3: Cross multiply
    236,877.99x = 326,892.48 × 129,448.04
  4. Step 4: Simplify right side
    236,877.99x = 42,315,590,258.76
  5. Step 5: Solve for x
    x = 42,315,590,258.76/236,877.99
  6. Step 6: Final answer
    x = 178,638.76

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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.