Home / 112,736.22-169,024.23-56,535.78

Finding the Fourth Proportional to 112,736.22, 169,024.23 and 56,535.78

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Solution

The fourth proportional to 112,736.22, 169,024.23 and 56,535.78 is: 84,763.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,736.22 : 169,024.23 = 56,535.78 : x
  2. Step 2: Convert to fraction form
    112,736.22/169,024.23 = 56,535.78/x
  3. Step 3: Cross multiply
    112,736.22x = 169,024.23 × 56,535.78
  4. Step 4: Simplify right side
    112,736.22x = 9,555,916,681.95
  5. Step 5: Solve for x
    x = 9,555,916,681.95/112,736.22
  6. Step 6: Final answer
    x = 84,763.50

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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.