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Finding the Fourth Proportional to 169,332.48, 233,689.30 and 93,880.98

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Solution

The fourth proportional to 169,332.48, 233,689.30 and 93,880.98 is: 129,561.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,332.48 : 233,689.30 = 93,880.98 : x
  2. Step 2: Convert to fraction form
    169,332.48/233,689.30 = 93,880.98/x
  3. Step 3: Cross multiply
    169,332.48x = 233,689.30 × 93,880.98
  4. Step 4: Simplify right side
    169,332.48x = 21,938,979,388.48
  5. Step 5: Solve for x
    x = 21,938,979,388.48/169,332.48
  6. Step 6: Final answer
    x = 129,561.56

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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.