Home / 156,077.04-234,126.16-54,862.80

Finding the Fourth Proportional to 156,077.04, 234,126.16 and 54,862.80

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Solution

The fourth proportional to 156,077.04, 234,126.16 and 54,862.80 is: 82,297.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,077.04 : 234,126.16 = 54,862.80 : x
  2. Step 2: Convert to fraction form
    156,077.04/234,126.16 = 54,862.80/x
  3. Step 3: Cross multiply
    156,077.04x = 234,126.16 × 54,862.80
  4. Step 4: Simplify right side
    156,077.04x = 12,844,816,690.85
  5. Step 5: Solve for x
    x = 12,844,816,690.85/156,077.04
  6. Step 6: Final answer
    x = 82,297.93

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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.