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Finding the Fourth Proportional to 182,478.68, 251,818.20 and 101,907.68

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Solution

The fourth proportional to 182,478.68, 251,818.20 and 101,907.68 is: 140,631.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,478.68 : 251,818.20 = 101,907.68 : x
  2. Step 2: Convert to fraction form
    182,478.68/251,818.20 = 101,907.68/x
  3. Step 3: Cross multiply
    182,478.68x = 251,818.20 × 101,907.68
  4. Step 4: Simplify right side
    182,478.68x = 25,662,208,543.78
  5. Step 5: Solve for x
    x = 25,662,208,543.78/182,478.68
  6. Step 6: Final answer
    x = 140,631.27

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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.