Home / 292,160.16-403,193.04-164,835.12

Finding the Fourth Proportional to 292,160.16, 403,193.04 and 164,835.12

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Solution

The fourth proportional to 292,160.16, 403,193.04 and 164,835.12 is: 227,479.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,160.16 : 403,193.04 = 164,835.12 : x
  2. Step 2: Convert to fraction form
    292,160.16/403,193.04 = 164,835.12/x
  3. Step 3: Cross multiply
    292,160.16x = 403,193.04 × 164,835.12
  4. Step 4: Simplify right side
    292,160.16x = 66,460,373,131.56
  5. Step 5: Solve for x
    x = 66,460,373,131.56/292,160.16
  6. Step 6: Final answer
    x = 227,479.25

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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.