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Finding the Fourth Proportional to 160,393.46, 240,590.32 and 48,085.47

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Solution

The fourth proportional to 160,393.46, 240,590.32 and 48,085.47 is: 72,128.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,393.46 : 240,590.32 = 48,085.47 : x
  2. Step 2: Convert to fraction form
    160,393.46/240,590.32 = 48,085.47/x
  3. Step 3: Cross multiply
    160,393.46x = 240,590.32 × 48,085.47
  4. Step 4: Simplify right side
    160,393.46x = 11,568,898,494.44
  5. Step 5: Solve for x
    x = 11,568,898,494.44/160,393.46
  6. Step 6: Final answer
    x = 72,128.25

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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.