Home / 58,122.69-80,188.66-37,991.17

Finding the Fourth Proportional to 58,122.69, 80,188.66 and 37,991.17

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Solution

The fourth proportional to 58,122.69, 80,188.66 and 37,991.17 is: 52,414.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,122.69 : 80,188.66 = 37,991.17 : x
  2. Step 2: Convert to fraction form
    58,122.69/80,188.66 = 37,991.17/x
  3. Step 3: Cross multiply
    58,122.69x = 80,188.66 × 37,991.17
  4. Step 4: Simplify right side
    58,122.69x = 3,046,461,014.13
  5. Step 5: Solve for x
    x = 3,046,461,014.13/58,122.69
  6. Step 6: Final answer
    x = 52,414.32

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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.