Home / 113,477.10-169,924.05-83,733.90

Finding the Fourth Proportional to 113,477.10, 169,924.05 and 83,733.90

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Solution

The fourth proportional to 113,477.10, 169,924.05 and 83,733.90 is: 125,385.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,477.10 : 169,924.05 = 83,733.90 : x
  2. Step 2: Convert to fraction form
    113,477.10/169,924.05 = 83,733.90/x
  3. Step 3: Cross multiply
    113,477.10x = 169,924.05 × 83,733.90
  4. Step 4: Simplify right side
    113,477.10x = 14,228,403,410.30
  5. Step 5: Solve for x
    x = 14,228,403,410.30/113,477.10
  6. Step 6: Final answer
    x = 125,385.68

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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.