Home / 56,444.24-77,890.44-31,293.20

Finding the Fourth Proportional to 56,444.24, 77,890.44 and 31,293.20

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Solution

The fourth proportional to 56,444.24, 77,890.44 and 31,293.20 is: 43,183.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,444.24 : 77,890.44 = 31,293.20 : x
  2. Step 2: Convert to fraction form
    56,444.24/77,890.44 = 31,293.20/x
  3. Step 3: Cross multiply
    56,444.24x = 77,890.44 × 31,293.20
  4. Step 4: Simplify right side
    56,444.24x = 2,437,441,117.01
  5. Step 5: Solve for x
    x = 2,437,441,117.01/56,444.24
  6. Step 6: Final answer
    x = 43,183.17

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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.