Home / 64,569.08-89,065.11-44,390.93

Finding the Fourth Proportional to 64,569.08, 89,065.11 and 44,390.93

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Solution

The fourth proportional to 64,569.08, 89,065.11 and 44,390.93 is: 61,231.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,569.08 : 89,065.11 = 44,390.93 : x
  2. Step 2: Convert to fraction form
    64,569.08/89,065.11 = 44,390.93/x
  3. Step 3: Cross multiply
    64,569.08x = 89,065.11 × 44,390.93
  4. Step 4: Simplify right side
    64,569.08x = 3,953,682,618.13
  5. Step 5: Solve for x
    x = 3,953,682,618.13/64,569.08
  6. Step 6: Final answer
    x = 61,231.83

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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.