Home / 76,518.90-114,790.22-39,058.68

Finding the Fourth Proportional to 76,518.90, 114,790.22 and 39,058.68

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Solution

The fourth proportional to 76,518.90, 114,790.22 and 39,058.68 is: 58,594.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,518.90 : 114,790.22 = 39,058.68 : x
  2. Step 2: Convert to fraction form
    76,518.90/114,790.22 = 39,058.68/x
  3. Step 3: Cross multiply
    76,518.90x = 114,790.22 × 39,058.68
  4. Step 4: Simplify right side
    76,518.90x = 4,483,554,470.11
  5. Step 5: Solve for x
    x = 4,483,554,470.11/76,518.90
  6. Step 6: Final answer
    x = 58,594.08

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1.5x scale

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.