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Finding the Fourth Proportional to 110,606.47, 152,637.08 and 60,305.47

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Solution

The fourth proportional to 110,606.47, 152,637.08 and 60,305.47 is: 83,221.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,606.47 : 152,637.08 = 60,305.47 : x
  2. Step 2: Convert to fraction form
    110,606.47/152,637.08 = 60,305.47/x
  3. Step 3: Cross multiply
    110,606.47x = 152,637.08 × 60,305.47
  4. Step 4: Simplify right side
    110,606.47x = 9,204,849,784.11
  5. Step 5: Solve for x
    x = 9,204,849,784.11/110,606.47
  6. Step 6: Final answer
    x = 83,221.63

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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.