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Finding the Fourth Proportional to 133,502.60, 200,032.76 and 93,866.06

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Solution

The fourth proportional to 133,502.60, 200,032.76 and 93,866.06 is: 140,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,502.60 : 200,032.76 = 93,866.06 : x
  2. Step 2: Convert to fraction form
    133,502.60/200,032.76 = 93,866.06/x
  3. Step 3: Cross multiply
    133,502.60x = 200,032.76 × 93,866.06
  4. Step 4: Simplify right side
    133,502.60x = 18,776,285,582.63
  5. Step 5: Solve for x
    x = 18,776,285,582.63/133,502.60
  6. Step 6: Final answer
    x = 140,643.60

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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.