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Finding the Fourth Proportional to 251,292.59, 376,397.59 and 117,973.07

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Solution

The fourth proportional to 251,292.59, 376,397.59 and 117,973.07 is: 176,705.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,292.59 : 376,397.59 = 117,973.07 : x
  2. Step 2: Convert to fraction form
    251,292.59/376,397.59 = 117,973.07/x
  3. Step 3: Cross multiply
    251,292.59x = 376,397.59 × 117,973.07
  4. Step 4: Simplify right side
    251,292.59x = 44,404,779,232.90
  5. Step 5: Solve for x
    x = 44,404,779,232.90/251,292.59
  6. Step 6: Final answer
    x = 176,705.49

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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.