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Finding the Fourth Proportional to 163,612.60, 245,649.30 and 101,404.60

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Solution

The fourth proportional to 163,612.60, 245,649.30 and 101,404.60 is: 152,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,612.60 : 245,649.30 = 101,404.60 : x
  2. Step 2: Convert to fraction form
    163,612.60/245,649.30 = 101,404.60/x
  3. Step 3: Cross multiply
    163,612.60x = 245,649.30 × 101,404.60
  4. Step 4: Simplify right side
    163,612.60x = 24,909,969,006.78
  5. Step 5: Solve for x
    x = 24,909,969,006.78/163,612.60
  6. Step 6: Final answer
    x = 152,249.70

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1.5x scale

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.