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Finding the Fourth Proportional to 169,599.65, 234,048.47 and 93,122.07

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Solution

The fourth proportional to 169,599.65, 234,048.47 and 93,122.07 is: 128,508.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,599.65 : 234,048.47 = 93,122.07 : x
  2. Step 2: Convert to fraction form
    169,599.65/234,048.47 = 93,122.07/x
  3. Step 3: Cross multiply
    169,599.65x = 234,048.47 × 93,122.07
  4. Step 4: Simplify right side
    169,599.65x = 21,795,077,541.12
  5. Step 5: Solve for x
    x = 21,795,077,541.12/169,599.65
  6. Step 6: Final answer
    x = 128,508.98

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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.