Home / 56,480.02-77,942.73-31,329.52

Finding the Fourth Proportional to 56,480.02, 77,942.73 and 31,329.52

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Solution

The fourth proportional to 56,480.02, 77,942.73 and 31,329.52 is: 43,234.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,480.02 : 77,942.73 = 31,329.52 : x
  2. Step 2: Convert to fraction form
    56,480.02/77,942.73 = 31,329.52/x
  3. Step 3: Cross multiply
    56,480.02x = 77,942.73 × 31,329.52
  4. Step 4: Simplify right side
    56,480.02x = 2,441,908,318.39
  5. Step 5: Solve for x
    x = 2,441,908,318.39/56,480.02
  6. Step 6: Final answer
    x = 43,234.91

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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.