Home / 98,905.42-148,381.47-32,345.29

Finding the Fourth Proportional to 98,905.42, 148,381.47 and 32,345.29

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Solution

The fourth proportional to 98,905.42, 148,381.47 and 32,345.29 is: 48,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,905.42 : 148,381.47 = 32,345.29 : x
  2. Step 2: Convert to fraction form
    98,905.42/148,381.47 = 32,345.29/x
  3. Step 3: Cross multiply
    98,905.42x = 148,381.47 × 32,345.29
  4. Step 4: Simplify right side
    98,905.42x = 4,799,441,516.05
  5. Step 5: Solve for x
    x = 4,799,441,516.05/98,905.42
  6. Step 6: Final answer
    x = 48,525.57

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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.