Home / 160,834.50-221,951.79-93,779.46

Finding the Fourth Proportional to 160,834.50, 221,951.79 and 93,779.46

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Solution

The fourth proportional to 160,834.50, 221,951.79 and 93,779.46 is: 129,415.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,834.50 : 221,951.79 = 93,779.46 : x
  2. Step 2: Convert to fraction form
    160,834.50/221,951.79 = 93,779.46/x
  3. Step 3: Cross multiply
    160,834.50x = 221,951.79 × 93,779.46
  4. Step 4: Simplify right side
    160,834.50x = 20,814,519,012.23
  5. Step 5: Solve for x
    x = 20,814,519,012.23/160,834.50
  6. Step 6: Final answer
    x = 129,415.76

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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.