Home / 74,175.22-111,281.04-21,585.16

Finding the Fourth Proportional to 74,175.22, 111,281.04 and 21,585.16

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Solution

The fourth proportional to 74,175.22, 111,281.04 and 21,585.16 is: 32,383.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,175.22 : 111,281.04 = 21,585.16 : x
  2. Step 2: Convert to fraction form
    74,175.22/111,281.04 = 21,585.16/x
  3. Step 3: Cross multiply
    74,175.22x = 111,281.04 × 21,585.16
  4. Step 4: Simplify right side
    74,175.22x = 2,402,019,053.37
  5. Step 5: Solve for x
    x = 2,402,019,053.37/74,175.22
  6. Step 6: Final answer
    x = 32,383.04

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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.