Home / 104,162.11-143,752.56-58,848.40

Finding the Fourth Proportional to 104,162.11, 143,752.56 and 58,848.40

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Solution

The fourth proportional to 104,162.11, 143,752.56 and 58,848.40 is: 81,215.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,162.11 : 143,752.56 = 58,848.40 : x
  2. Step 2: Convert to fraction form
    104,162.11/143,752.56 = 58,848.40/x
  3. Step 3: Cross multiply
    104,162.11x = 143,752.56 × 58,848.40
  4. Step 4: Simplify right side
    104,162.11x = 8,459,608,151.90
  5. Step 5: Solve for x
    x = 8,459,608,151.90/104,162.11
  6. Step 6: Final answer
    x = 81,215.79

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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.