Home / 104,885.33-157,233.52-38,278.72

Finding the Fourth Proportional to 104,885.33, 157,233.52 and 38,278.72

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Solution

The fourth proportional to 104,885.33, 157,233.52 and 38,278.72 is: 57,383.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,885.33 : 157,233.52 = 38,278.72 : x
  2. Step 2: Convert to fraction form
    104,885.33/157,233.52 = 38,278.72/x
  3. Step 3: Cross multiply
    104,885.33x = 157,233.52 × 38,278.72
  4. Step 4: Simplify right side
    104,885.33x = 6,018,698,131.08
  5. Step 5: Solve for x
    x = 6,018,698,131.08/104,885.33
  6. Step 6: Final answer
    x = 57,383.61

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1.5x scale

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.