Home / 55,334.34-76,360.48-31,460.50

Finding the Fourth Proportional to 55,334.34, 76,360.48 and 31,460.50

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Solution

The fourth proportional to 55,334.34, 76,360.48 and 31,460.50 is: 43,414.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,334.34 : 76,360.48 = 31,460.50 : x
  2. Step 2: Convert to fraction form
    55,334.34/76,360.48 = 31,460.50/x
  3. Step 3: Cross multiply
    55,334.34x = 76,360.48 × 31,460.50
  4. Step 4: Simplify right side
    55,334.34x = 2,402,338,499.24
  5. Step 5: Solve for x
    x = 2,402,338,499.24/55,334.34
  6. Step 6: Final answer
    x = 43,414.97

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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.