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Finding the Fourth Proportional to 146,302.59, 201,897.59 and 79,234.59

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Solution

The fourth proportional to 146,302.59, 201,897.59 and 79,234.59 is: 109,343.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,302.59 : 201,897.59 = 79,234.59 : x
  2. Step 2: Convert to fraction form
    146,302.59/201,897.59 = 79,234.59/x
  3. Step 3: Cross multiply
    146,302.59x = 201,897.59 × 79,234.59
  4. Step 4: Simplify right side
    146,302.59x = 15,997,273,126.58
  5. Step 5: Solve for x
    x = 15,997,273,126.58/146,302.59
  6. Step 6: Final answer
    x = 109,343.74

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1.5x scale

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.