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Finding the Fourth Proportional to 178,392.04, 245,708.04 and 132,924.28

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Solution

The fourth proportional to 178,392.04, 245,708.04 and 132,924.28 is: 183,083.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,392.04 : 245,708.04 = 132,924.28 : x
  2. Step 2: Convert to fraction form
    178,392.04/245,708.04 = 132,924.28/x
  3. Step 3: Cross multiply
    178,392.04x = 245,708.04 × 132,924.28
  4. Step 4: Simplify right side
    178,392.04x = 32,660,564,307.21
  5. Step 5: Solve for x
    x = 32,660,564,307.21/178,392.04
  6. Step 6: Final answer
    x = 183,083.08

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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.