Home / 98,943.64-148,438.74-32,383.51

Finding the Fourth Proportional to 98,943.64, 148,438.74 and 32,383.51

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Solution

The fourth proportional to 98,943.64, 148,438.74 and 32,383.51 is: 48,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,943.64 : 148,438.74 = 32,383.51 : x
  2. Step 2: Convert to fraction form
    98,943.64/148,438.74 = 32,383.51/x
  3. Step 3: Cross multiply
    98,943.64x = 148,438.74 × 32,383.51
  4. Step 4: Simplify right side
    98,943.64x = 4,806,967,421.18
  5. Step 5: Solve for x
    x = 4,806,967,421.18/98,943.64
  6. Step 6: Final answer
    x = 48,582.88

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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.