Home / 296,152.05-408,688.30-160,185.86

Finding the Fourth Proportional to 296,152.05, 408,688.30 and 160,185.86

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Solution

The fourth proportional to 296,152.05, 408,688.30 and 160,185.86 is: 221,055.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,152.05 : 408,688.30 = 160,185.86 : x
  2. Step 2: Convert to fraction form
    296,152.05/408,688.30 = 160,185.86/x
  3. Step 3: Cross multiply
    296,152.05x = 408,688.30 × 160,185.86
  4. Step 4: Simplify right side
    296,152.05x = 65,466,086,807.44
  5. Step 5: Solve for x
    x = 65,466,086,807.44/296,152.05
  6. Step 6: Final answer
    x = 221,055.66

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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.