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Finding the Fourth Proportional to 127,340.64, 191,008.99 and 32,569.98

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Solution

The fourth proportional to 127,340.64, 191,008.99 and 32,569.98 is: 48,854.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,340.64 : 191,008.99 = 32,569.98 : x
  2. Step 2: Convert to fraction form
    127,340.64/191,008.99 = 32,569.98/x
  3. Step 3: Cross multiply
    127,340.64x = 191,008.99 × 32,569.98
  4. Step 4: Simplify right side
    127,340.64x = 6,221,159,607.33
  5. Step 5: Solve for x
    x = 6,221,159,607.33/127,340.64
  6. Step 6: Final answer
    x = 48,854.47

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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.