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Finding the Fourth Proportional to 141,346.20, 211,733.04 and 65,336.76

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Solution

The fourth proportional to 141,346.20, 211,733.04 and 65,336.76 is: 97,872.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,346.20 : 211,733.04 = 65,336.76 : x
  2. Step 2: Convert to fraction form
    141,346.20/211,733.04 = 65,336.76/x
  3. Step 3: Cross multiply
    141,346.20x = 211,733.04 × 65,336.76
  4. Step 4: Simplify right side
    141,346.20x = 13,833,950,818.55
  5. Step 5: Solve for x
    x = 13,833,950,818.55/141,346.20
  6. Step 6: Final answer
    x = 97,872.82

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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.