Home / 88,905.84-133,289.52-44,509.72

Finding the Fourth Proportional to 88,905.84, 133,289.52 and 44,509.72

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Solution

The fourth proportional to 88,905.84, 133,289.52 and 44,509.72 is: 66,729.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,905.84 : 133,289.52 = 44,509.72 : x
  2. Step 2: Convert to fraction form
    88,905.84/133,289.52 = 44,509.72/x
  3. Step 3: Cross multiply
    88,905.84x = 133,289.52 × 44,509.72
  4. Step 4: Simplify right side
    88,905.84x = 5,932,679,214.13
  5. Step 5: Solve for x
    x = 5,932,679,214.13/88,905.84
  6. Step 6: Final answer
    x = 66,729.92

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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.