Home / 134,819.85-186,118.77-83,848.98

Finding the Fourth Proportional to 134,819.85, 186,118.77 and 83,848.98

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Solution

The fourth proportional to 134,819.85, 186,118.77 and 83,848.98 is: 115,753.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,819.85 : 186,118.77 = 83,848.98 : x
  2. Step 2: Convert to fraction form
    134,819.85/186,118.77 = 83,848.98/x
  3. Step 3: Cross multiply
    134,819.85x = 186,118.77 × 83,848.98
  4. Step 4: Simplify right side
    134,819.85x = 15,605,869,023.35
  5. Step 5: Solve for x
    x = 15,605,869,023.35/134,819.85
  6. Step 6: Final answer
    x = 115,753.50

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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.