Home / 56,232.73-77,603.25-30,740.79

Finding the Fourth Proportional to 56,232.73, 77,603.25 and 30,740.79

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Solution

The fourth proportional to 56,232.73, 77,603.25 and 30,740.79 is: 42,423.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,232.73 : 77,603.25 = 30,740.79 : x
  2. Step 2: Convert to fraction form
    56,232.73/77,603.25 = 30,740.79/x
  3. Step 3: Cross multiply
    56,232.73x = 77,603.25 × 30,740.79
  4. Step 4: Simplify right side
    56,232.73x = 2,385,584,669.85
  5. Step 5: Solve for x
    x = 2,385,584,669.85/56,232.73
  6. Step 6: Final answer
    x = 42,423.42

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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.