Home / 216,376.02-324,281.22-156,605.76

Finding the Fourth Proportional to 216,376.02, 324,281.22 and 156,605.76

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Solution

The fourth proportional to 216,376.02, 324,281.22 and 156,605.76 is: 234,703.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,376.02 : 324,281.22 = 156,605.76 : x
  2. Step 2: Convert to fraction form
    216,376.02/324,281.22 = 156,605.76/x
  3. Step 3: Cross multiply
    216,376.02x = 324,281.22 × 156,605.76
  4. Step 4: Simplify right side
    216,376.02x = 50,784,306,911.83
  5. Step 5: Solve for x
    x = 50,784,306,911.83/216,376.02
  6. Step 6: Final answer
    x = 234,703.95

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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.