Home / 291,918.33-402,756.10-164,569.32

Finding the Fourth Proportional to 291,918.33, 402,756.10 and 164,569.32

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Solution

The fourth proportional to 291,918.33, 402,756.10 and 164,569.32 is: 227,054.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,918.33 : 402,756.10 = 164,569.32 : x
  2. Step 2: Convert to fraction form
    291,918.33/402,756.10 = 164,569.32/x
  3. Step 3: Cross multiply
    291,918.33x = 402,756.10 × 164,569.32
  4. Step 4: Simplify right side
    291,918.33x = 66,281,297,091.43
  5. Step 5: Solve for x
    x = 66,281,297,091.43/291,918.33
  6. Step 6: Final answer
    x = 227,054.25

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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.