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Finding the Fourth Proportional to 98,798.40, 148,207.38 and 32,235.84

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Solution

The fourth proportional to 98,798.40, 148,207.38 and 32,235.84 is: 48,356.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,798.40 : 148,207.38 = 32,235.84 : x
  2. Step 2: Convert to fraction form
    98,798.40/148,207.38 = 32,235.84/x
  3. Step 3: Cross multiply
    98,798.40x = 148,207.38 × 32,235.84
  4. Step 4: Simplify right side
    98,798.40x = 4,777,589,388.50
  5. Step 5: Solve for x
    x = 4,777,589,388.50/98,798.40
  6. Step 6: Final answer
    x = 48,356.95

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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.