Home / 99,216.40-148,634.52-95,881.36

Finding the Fourth Proportional to 99,216.40, 148,634.52 and 95,881.36

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Solution

The fourth proportional to 99,216.40, 148,634.52 and 95,881.36 is: 143,638.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,216.40 : 148,634.52 = 95,881.36 : x
  2. Step 2: Convert to fraction form
    99,216.40/148,634.52 = 95,881.36/x
  3. Step 3: Cross multiply
    99,216.40x = 148,634.52 × 95,881.36
  4. Step 4: Simplify right side
    99,216.40x = 14,251,279,920.55
  5. Step 5: Solve for x
    x = 14,251,279,920.55/99,216.40
  6. Step 6: Final answer
    x = 143,638.35

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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.