Home / 73,827.18-101,827.11-55,678.65

Finding the Fourth Proportional to 73,827.18, 101,827.11 and 55,678.65

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Solution

The fourth proportional to 73,827.18, 101,827.11 and 55,678.65 is: 76,795.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,827.18 : 101,827.11 = 55,678.65 : x
  2. Step 2: Convert to fraction form
    73,827.18/101,827.11 = 55,678.65/x
  3. Step 3: Cross multiply
    73,827.18x = 101,827.11 × 55,678.65
  4. Step 4: Simplify right side
    73,827.18x = 5,669,595,739.81
  5. Step 5: Solve for x
    x = 5,669,595,739.81/73,827.18
  6. Step 6: Final answer
    x = 76,795.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.