Home / 89,305.15-133,957.71-26,975.65

Finding the Fourth Proportional to 89,305.15, 133,957.71 and 26,975.65

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Solution

The fourth proportional to 89,305.15, 133,957.71 and 26,975.65 is: 40,463.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,305.15 : 133,957.71 = 26,975.65 : x
  2. Step 2: Convert to fraction form
    89,305.15/133,957.71 = 26,975.65/x
  3. Step 3: Cross multiply
    89,305.15x = 133,957.71 × 26,975.65
  4. Step 4: Simplify right side
    89,305.15x = 3,613,596,299.76
  5. Step 5: Solve for x
    x = 3,613,596,299.76/89,305.15
  6. Step 6: Final answer
    x = 40,463.47

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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.