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Finding the Fourth Proportional to 127,502.16, 191,253.48 and 44,396.40

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Solution

The fourth proportional to 127,502.16, 191,253.48 and 44,396.40 is: 66,594.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,502.16 : 191,253.48 = 44,396.40 : x
  2. Step 2: Convert to fraction form
    127,502.16/191,253.48 = 44,396.40/x
  3. Step 3: Cross multiply
    127,502.16x = 191,253.48 × 44,396.40
  4. Step 4: Simplify right side
    127,502.16x = 8,490,965,999.47
  5. Step 5: Solve for x
    x = 8,490,965,999.47/127,502.16
  6. Step 6: Final answer
    x = 66,594.68

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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.