Home / 116,441.85-160,637.00-68,672.91

Finding the Fourth Proportional to 116,441.85, 160,637.00 and 68,672.91

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Solution

The fourth proportional to 116,441.85, 160,637.00 and 68,672.91 is: 94,737.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,441.85 : 160,637.00 = 68,672.91 : x
  2. Step 2: Convert to fraction form
    116,441.85/160,637.00 = 68,672.91/x
  3. Step 3: Cross multiply
    116,441.85x = 160,637.00 × 68,672.91
  4. Step 4: Simplify right side
    116,441.85x = 11,031,409,900.31
  5. Step 5: Solve for x
    x = 11,031,409,900.31/116,441.85
  6. Step 6: Final answer
    x = 94,737.50

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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.