Home / 58,473.07-80,729.73-40,561.81

Finding the Fourth Proportional to 58,473.07, 80,729.73 and 40,561.81

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Solution

The fourth proportional to 58,473.07, 80,729.73 and 40,561.81 is: 56,000.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,473.07 : 80,729.73 = 40,561.81 : x
  2. Step 2: Convert to fraction form
    58,473.07/80,729.73 = 40,561.81/x
  3. Step 3: Cross multiply
    58,473.07x = 80,729.73 × 40,561.81
  4. Step 4: Simplify right side
    58,473.07x = 3,274,543,565.96
  5. Step 5: Solve for x
    x = 3,274,543,565.96/58,473.07
  6. Step 6: Final answer
    x = 56,000.89

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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.