Home / 56,269.29-77,642.99-32,391.35

Finding the Fourth Proportional to 56,269.29, 77,642.99 and 32,391.35

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Solution

The fourth proportional to 56,269.29, 77,642.99 and 32,391.35 is: 44,695.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,269.29 : 77,642.99 = 32,391.35 : x
  2. Step 2: Convert to fraction form
    56,269.29/77,642.99 = 32,391.35/x
  3. Step 3: Cross multiply
    56,269.29x = 77,642.99 × 32,391.35
  4. Step 4: Simplify right side
    56,269.29x = 2,514,961,308.79
  5. Step 5: Solve for x
    x = 2,514,961,308.79/56,269.29
  6. Step 6: Final answer
    x = 44,695.10

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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.