Home / 159,078.08-238,625.93-52,457.74

Finding the Fourth Proportional to 159,078.08, 238,625.93 and 52,457.74

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Solution

The fourth proportional to 159,078.08, 238,625.93 and 52,457.74 is: 78,689.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,078.08 : 238,625.93 = 52,457.74 : x
  2. Step 2: Convert to fraction form
    159,078.08/238,625.93 = 52,457.74/x
  3. Step 3: Cross multiply
    159,078.08x = 238,625.93 × 52,457.74
  4. Step 4: Simplify right side
    159,078.08x = 12,517,776,527.78
  5. Step 5: Solve for x
    x = 12,517,776,527.78/159,078.08
  6. Step 6: Final answer
    x = 78,689.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.