Home / 292,020.08-438,100.62-109,652.38

Finding the Fourth Proportional to 292,020.08, 438,100.62 and 109,652.38

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Solution

The fourth proportional to 292,020.08, 438,100.62 and 109,652.38 is: 164,505.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,020.08 : 438,100.62 = 109,652.38 : x
  2. Step 2: Convert to fraction form
    292,020.08/438,100.62 = 109,652.38/x
  3. Step 3: Cross multiply
    292,020.08x = 438,100.62 × 109,652.38
  4. Step 4: Simplify right side
    292,020.08x = 48,038,774,902.48
  5. Step 5: Solve for x
    x = 48,038,774,902.48/292,020.08
  6. Step 6: Final answer
    x = 164,505.04

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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.