Home / 112,999.69-169,526.99-34,109.20

Finding the Fourth Proportional to 112,999.69, 169,526.99 and 34,109.20

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Solution

The fourth proportional to 112,999.69, 169,526.99 and 34,109.20 is: 51,172.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,999.69 : 169,526.99 = 34,109.20 : x
  2. Step 2: Convert to fraction form
    112,999.69/169,526.99 = 34,109.20/x
  3. Step 3: Cross multiply
    112,999.69x = 169,526.99 × 34,109.20
  4. Step 4: Simplify right side
    112,999.69x = 5,782,430,007.31
  5. Step 5: Solve for x
    x = 5,782,430,007.31/112,999.69
  6. Step 6: Final answer
    x = 51,172.09

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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.