Home / 56,595.71-78,105.45-32,730.68

Finding the Fourth Proportional to 56,595.71, 78,105.45 and 32,730.68

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Solution

The fourth proportional to 56,595.71, 78,105.45 and 32,730.68 is: 45,170.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,595.71 : 78,105.45 = 32,730.68 : x
  2. Step 2: Convert to fraction form
    56,595.71/78,105.45 = 32,730.68/x
  3. Step 3: Cross multiply
    56,595.71x = 78,105.45 × 32,730.68
  4. Step 4: Simplify right side
    56,595.71x = 2,556,444,490.21
  5. Step 5: Solve for x
    x = 2,556,444,490.21/56,595.71
  6. Step 6: Final answer
    x = 45,170.29

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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.