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Finding the Fourth Proportional to 265,319.83, 366,137.72 and 144,461.12

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Solution

The fourth proportional to 265,319.83, 366,137.72 and 144,461.12 is: 199,354.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,319.83 : 366,137.72 = 144,461.12 : x
  2. Step 2: Convert to fraction form
    265,319.83/366,137.72 = 144,461.12/x
  3. Step 3: Cross multiply
    265,319.83x = 366,137.72 × 144,461.12
  4. Step 4: Simplify right side
    265,319.83x = 52,892,663,538.14
  5. Step 5: Solve for x
    x = 52,892,663,538.14/265,319.83
  6. Step 6: Final answer
    x = 199,354.35

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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.