Home / 56,582.68-78,081.30-32,707.08

Finding the Fourth Proportional to 56,582.68, 78,081.30 and 32,707.08

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Solution

The fourth proportional to 56,582.68, 78,081.30 and 32,707.08 is: 45,134.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,582.68 : 78,081.30 = 32,707.08 : x
  2. Step 2: Convert to fraction form
    56,582.68/78,081.30 = 32,707.08/x
  3. Step 3: Cross multiply
    56,582.68x = 78,081.30 × 32,707.08
  4. Step 4: Simplify right side
    56,582.68x = 2,553,811,325.60
  5. Step 5: Solve for x
    x = 2,553,811,325.60/56,582.68
  6. Step 6: Final answer
    x = 45,134.15

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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.