Home / 112,910.59-169,365.95-28,677.07

Finding the Fourth Proportional to 112,910.59, 169,365.95 and 28,677.07

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Solution

The fourth proportional to 112,910.59, 169,365.95 and 28,677.07 is: 43,015.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,910.59 : 169,365.95 = 28,677.07 : x
  2. Step 2: Convert to fraction form
    112,910.59/169,365.95 = 28,677.07/x
  3. Step 3: Cross multiply
    112,910.59x = 169,365.95 × 28,677.07
  4. Step 4: Simplify right side
    112,910.59x = 4,856,918,346.29
  5. Step 5: Solve for x
    x = 4,856,918,346.29/112,910.59
  6. Step 6: Final answer
    x = 43,015.62

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1.5x scale

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.