Home / 79,595.07-109,842.89-43,785.08

Finding the Fourth Proportional to 79,595.07, 109,842.89 and 43,785.08

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Solution

The fourth proportional to 79,595.07, 109,842.89 and 43,785.08 is: 60,424.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,595.07 : 109,842.89 = 43,785.08 : x
  2. Step 2: Convert to fraction form
    79,595.07/109,842.89 = 43,785.08/x
  3. Step 3: Cross multiply
    79,595.07x = 109,842.89 × 43,785.08
  4. Step 4: Simplify right side
    79,595.07x = 4,809,478,957.94
  5. Step 5: Solve for x
    x = 4,809,478,957.94/79,595.07
  6. Step 6: Final answer
    x = 60,424.33

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1.5x scale

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.