Home / 58,008.32-79,981.44-49,040

Finding the Fourth Proportional to 58,008.32, 79,981.44 and 49,040

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Solution

The fourth proportional to 58,008.32, 79,981.44 and 49,040 is: 67,615.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,008.32 : 79,981.44 = 49,040 : x
  2. Step 2: Convert to fraction form
    58,008.32/79,981.44 = 49,040/x
  3. Step 3: Cross multiply
    58,008.32x = 79,981.44 × 49,040
  4. Step 4: Simplify right side
    58,008.32x = 3,922,289,817.60
  5. Step 5: Solve for x
    x = 3,922,289,817.60/58,008.32
  6. Step 6: Final answer
    x = 67,615.99

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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.