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Finding the Fourth Proportional to 191,635.88, 264,465.68 and 106,752.92

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Solution

The fourth proportional to 191,635.88, 264,465.68 and 106,752.92 is: 147,323.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,635.88 : 264,465.68 = 106,752.92 : x
  2. Step 2: Convert to fraction form
    191,635.88/264,465.68 = 106,752.92/x
  3. Step 3: Cross multiply
    191,635.88x = 264,465.68 × 106,752.92
  4. Step 4: Simplify right side
    191,635.88x = 28,232,483,579.79
  5. Step 5: Solve for x
    x = 28,232,483,579.79/191,635.88
  6. Step 6: Final answer
    x = 147,323.58

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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.