Home / 104,589.41-144,334.51-56,842.76

Finding the Fourth Proportional to 104,589.41, 144,334.51 and 56,842.76

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Solution

The fourth proportional to 104,589.41, 144,334.51 and 56,842.76 is: 78,443.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,589.41 : 144,334.51 = 56,842.76 : x
  2. Step 2: Convert to fraction form
    104,589.41/144,334.51 = 56,842.76/x
  3. Step 3: Cross multiply
    104,589.41x = 144,334.51 × 56,842.76
  4. Step 4: Simplify right side
    104,589.41x = 8,204,372,130.38
  5. Step 5: Solve for x
    x = 8,204,372,130.38/104,589.41
  6. Step 6: Final answer
    x = 78,443.62

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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.