Home / 102,400.20-153,600.35-32,284.98

Finding the Fourth Proportional to 102,400.20, 153,600.35 and 32,284.98

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Solution

The fourth proportional to 102,400.20, 153,600.35 and 32,284.98 is: 48,427.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,400.20 : 153,600.35 = 32,284.98 : x
  2. Step 2: Convert to fraction form
    102,400.20/153,600.35 = 32,284.98/x
  3. Step 3: Cross multiply
    102,400.20x = 153,600.35 × 32,284.98
  4. Step 4: Simplify right side
    102,400.20x = 4,958,984,066.32
  5. Step 5: Solve for x
    x = 4,958,984,066.32/102,400.20
  6. Step 6: Final answer
    x = 48,427.48

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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.