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Finding the Fourth Proportional to 191,416.84, 264,146.82 and 110,840.20

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Solution

The fourth proportional to 191,416.84, 264,146.82 and 110,840.20 is: 152,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,416.84 : 264,146.82 = 110,840.20 : x
  2. Step 2: Convert to fraction form
    191,416.84/264,146.82 = 110,840.20/x
  3. Step 3: Cross multiply
    191,416.84x = 264,146.82 × 110,840.20
  4. Step 4: Simplify right side
    191,416.84x = 29,278,086,358.16
  5. Step 5: Solve for x
    x = 29,278,086,358.16/191,416.84
  6. Step 6: Final answer
    x = 152,954.60

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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.