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Finding the Fourth Proportional to 277,767.83, 416,666.18 and 88,243.02

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Solution

The fourth proportional to 277,767.83, 416,666.18 and 88,243.02 is: 132,369.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,767.83 : 416,666.18 = 88,243.02 : x
  2. Step 2: Convert to fraction form
    277,767.83/416,666.18 = 88,243.02/x
  3. Step 3: Cross multiply
    277,767.83x = 416,666.18 × 88,243.02
  4. Step 4: Simplify right side
    277,767.83x = 36,767,881,779.30
  5. Step 5: Solve for x
    x = 36,767,881,779.30/277,767.83
  6. Step 6: Final answer
    x = 132,369.11

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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.