Home / 79,715.04-110,007-43,905.84

Finding the Fourth Proportional to 79,715.04, 110,007 and 43,905.84

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Solution

The fourth proportional to 79,715.04, 110,007 and 43,905.84 is: 60,590.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,715.04 : 110,007 = 43,905.84 : x
  2. Step 2: Convert to fraction form
    79,715.04/110,007 = 43,905.84/x
  3. Step 3: Cross multiply
    79,715.04x = 110,007 × 43,905.84
  4. Step 4: Simplify right side
    79,715.04x = 4,829,949,740.88
  5. Step 5: Solve for x
    x = 4,829,949,740.88/79,715.04
  6. Step 6: Final answer
    x = 60,590.19

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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.