Home / 180,490.50-248,520.56-160,312.32

Finding the Fourth Proportional to 180,490.50, 248,520.56 and 160,312.32

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Solution

The fourth proportional to 180,490.50, 248,520.56 and 160,312.32 is: 220,736.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,490.50 : 248,520.56 = 160,312.32 : x
  2. Step 2: Convert to fraction form
    180,490.50/248,520.56 = 160,312.32/x
  3. Step 3: Cross multiply
    180,490.50x = 248,520.56 × 160,312.32
  4. Step 4: Simplify right side
    180,490.50x = 39,840,906,739.74
  5. Step 5: Solve for x
    x = 39,840,906,739.74/180,490.50
  6. Step 6: Final answer
    x = 220,736.86

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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.