Home / 84,258.32-126,390.06-36,849.02

Finding the Fourth Proportional to 84,258.32, 126,390.06 and 36,849.02

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Solution

The fourth proportional to 84,258.32, 126,390.06 and 36,849.02 is: 55,274.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,258.32 : 126,390.06 = 36,849.02 : x
  2. Step 2: Convert to fraction form
    84,258.32/126,390.06 = 36,849.02/x
  3. Step 3: Cross multiply
    84,258.32x = 126,390.06 × 36,849.02
  4. Step 4: Simplify right side
    84,258.32x = 4,657,349,216.79
  5. Step 5: Solve for x
    x = 4,657,349,216.79/84,258.32
  6. Step 6: Final answer
    x = 55,274.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.