Home / 60,777.44-91,088.40-31,189.76

Finding the Fourth Proportional to 60,777.44, 91,088.40 and 31,189.76

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Solution

The fourth proportional to 60,777.44, 91,088.40 and 31,189.76 is: 46,744.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,777.44 : 91,088.40 = 31,189.76 : x
  2. Step 2: Convert to fraction form
    60,777.44/91,088.40 = 31,189.76/x
  3. Step 3: Cross multiply
    60,777.44x = 91,088.40 × 31,189.76
  4. Step 4: Simplify right side
    60,777.44x = 2,841,025,334.78
  5. Step 5: Solve for x
    x = 2,841,025,334.78/60,777.44
  6. Step 6: Final answer
    x = 46,744.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.