Home / 155,670.14-214,840.98-95,281.04

Finding the Fourth Proportional to 155,670.14, 214,840.98 and 95,281.04

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Solution

The fourth proportional to 155,670.14, 214,840.98 and 95,281.04 is: 131,497.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,670.14 : 214,840.98 = 95,281.04 : x
  2. Step 2: Convert to fraction form
    155,670.14/214,840.98 = 95,281.04/x
  3. Step 3: Cross multiply
    155,670.14x = 214,840.98 × 95,281.04
  4. Step 4: Simplify right side
    155,670.14x = 20,470,272,009.02
  5. Step 5: Solve for x
    x = 20,470,272,009.02/155,670.14
  6. Step 6: Final answer
    x = 131,497.74

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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.