Home / 88,840.32-133,285.23-49,425.11

Finding the Fourth Proportional to 88,840.32, 133,285.23 and 49,425.11

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Solution

The fourth proportional to 88,840.32, 133,285.23 and 49,425.11 is: 74,151.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,840.32 : 133,285.23 = 49,425.11 : x
  2. Step 2: Convert to fraction form
    88,840.32/133,285.23 = 49,425.11/x
  3. Step 3: Cross multiply
    88,840.32x = 133,285.23 × 49,425.11
  4. Step 4: Simplify right side
    88,840.32x = 6,587,636,987.52
  5. Step 5: Solve for x
    x = 6,587,636,987.52/88,840.32
  6. Step 6: Final answer
    x = 74,151.44

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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.