Home / 56,358.24-77,774.37-31,207.74

Finding the Fourth Proportional to 56,358.24, 77,774.37 and 31,207.74

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Solution

The fourth proportional to 56,358.24, 77,774.37 and 31,207.74 is: 43,066.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,358.24 : 77,774.37 = 31,207.74 : x
  2. Step 2: Convert to fraction form
    56,358.24/77,774.37 = 31,207.74/x
  3. Step 3: Cross multiply
    56,358.24x = 77,774.37 × 31,207.74
  4. Step 4: Simplify right side
    56,358.24x = 2,427,162,317.62
  5. Step 5: Solve for x
    x = 2,427,162,317.62/56,358.24
  6. Step 6: Final answer
    x = 43,066.68

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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.