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Finding the Fourth Proportional to 169,955.72, 234,541.86 and 93,483.08

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Solution

The fourth proportional to 169,955.72, 234,541.86 and 93,483.08 is: 129,008.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,955.72 : 234,541.86 = 93,483.08 : x
  2. Step 2: Convert to fraction form
    169,955.72/234,541.86 = 93,483.08/x
  3. Step 3: Cross multiply
    169,955.72x = 234,541.86 × 93,483.08
  4. Step 4: Simplify right side
    169,955.72x = 21,925,695,461.73
  5. Step 5: Solve for x
    x = 21,925,695,461.73/169,955.72
  6. Step 6: Final answer
    x = 129,008.28

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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.