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Finding the Fourth Proportional to 160,128.56, 240,192.84 and 41,798.88

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Solution

The fourth proportional to 160,128.56, 240,192.84 and 41,798.88 is: 62,698.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,128.56 : 240,192.84 = 41,798.88 : x
  2. Step 2: Convert to fraction form
    160,128.56/240,192.84 = 41,798.88/x
  3. Step 3: Cross multiply
    160,128.56x = 240,192.84 × 41,798.88
  4. Step 4: Simplify right side
    160,128.56x = 10,039,791,696.02
  5. Step 5: Solve for x
    x = 10,039,791,696.02/160,128.56
  6. Step 6: Final answer
    x = 62,698.32

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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.