Home / 133,387.02-184,079.98-76,816.62

Finding the Fourth Proportional to 133,387.02, 184,079.98 and 76,816.62

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Solution

The fourth proportional to 133,387.02, 184,079.98 and 76,816.62 is: 106,010.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,387.02 : 184,079.98 = 76,816.62 : x
  2. Step 2: Convert to fraction form
    133,387.02/184,079.98 = 76,816.62/x
  3. Step 3: Cross multiply
    133,387.02x = 184,079.98 × 76,816.62
  4. Step 4: Simplify right side
    133,387.02x = 14,140,400,952.87
  5. Step 5: Solve for x
    x = 14,140,400,952.87/133,387.02
  6. Step 6: Final answer
    x = 106,010.33

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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.