Home / 56,489.55-77,930.96-34,973.57

Finding the Fourth Proportional to 56,489.55, 77,930.96 and 34,973.57

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Solution

The fourth proportional to 56,489.55, 77,930.96 and 34,973.57 is: 48,248.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,489.55 : 77,930.96 = 34,973.57 : x
  2. Step 2: Convert to fraction form
    56,489.55/77,930.96 = 34,973.57/x
  3. Step 3: Cross multiply
    56,489.55x = 77,930.96 × 34,973.57
  4. Step 4: Simplify right side
    56,489.55x = 2,725,524,101.41
  5. Step 5: Solve for x
    x = 2,725,524,101.41/56,489.55
  6. Step 6: Final answer
    x = 48,248.29

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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.