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Finding the Fourth Proportional to 207,039.60, 310,337.95 and 94,551.25

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Solution

The fourth proportional to 207,039.60, 310,337.95 and 94,551.25 is: 141,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,039.60 : 310,337.95 = 94,551.25 : x
  2. Step 2: Convert to fraction form
    207,039.60/310,337.95 = 94,551.25/x
  3. Step 3: Cross multiply
    207,039.60x = 310,337.95 × 94,551.25
  4. Step 4: Simplify right side
    207,039.60x = 29,342,841,094.94
  5. Step 5: Solve for x
    x = 29,342,841,094.94/207,039.60
  6. Step 6: Final answer
    x = 141,725.74

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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.