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Finding the Fourth Proportional to 182,130.60, 272,904.30 and 119,728.20

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Solution

The fourth proportional to 182,130.60, 272,904.30 and 119,728.20 is: 179,400.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,130.60 : 272,904.30 = 119,728.20 : x
  2. Step 2: Convert to fraction form
    182,130.60/272,904.30 = 119,728.20/x
  3. Step 3: Cross multiply
    182,130.60x = 272,904.30 × 119,728.20
  4. Step 4: Simplify right side
    182,130.60x = 32,674,340,611.26
  5. Step 5: Solve for x
    x = 32,674,340,611.26/182,130.60
  6. Step 6: Final answer
    x = 179,400.61

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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.