Home / 265,137.88-365,897.02-144,285.72

Finding the Fourth Proportional to 265,137.88, 365,897.02 and 144,285.72

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Solution

The fourth proportional to 265,137.88, 365,897.02 and 144,285.72 is: 199,117.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,137.88 : 365,897.02 = 144,285.72 : x
  2. Step 2: Convert to fraction form
    265,137.88/365,897.02 = 144,285.72/x
  3. Step 3: Cross multiply
    265,137.88x = 365,897.02 × 144,285.72
  4. Step 4: Simplify right side
    265,137.88x = 52,793,714,976.55
  5. Step 5: Solve for x
    x = 52,793,714,976.55/265,137.88
  6. Step 6: Final answer
    x = 199,117.96

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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.