Home / 89,154.48-133,785.18-32,985.03

Finding the Fourth Proportional to 89,154.48, 133,785.18 and 32,985.03

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Solution

The fourth proportional to 89,154.48, 133,785.18 and 32,985.03 is: 49,497.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,154.48 : 133,785.18 = 32,985.03 : x
  2. Step 2: Convert to fraction form
    89,154.48/133,785.18 = 32,985.03/x
  3. Step 3: Cross multiply
    89,154.48x = 133,785.18 × 32,985.03
  4. Step 4: Simplify right side
    89,154.48x = 4,412,908,175.86
  5. Step 5: Solve for x
    x = 4,412,908,175.86/89,154.48
  6. Step 6: Final answer
    x = 49,497.32

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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.