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Finding the Fourth Proportional to 117,572.23, 176,405.08 and 37,622.51

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Solution

The fourth proportional to 117,572.23, 176,405.08 and 37,622.51 is: 56,448.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,572.23 : 176,405.08 = 37,622.51 : x
  2. Step 2: Convert to fraction form
    117,572.23/176,405.08 = 37,622.51/x
  3. Step 3: Cross multiply
    117,572.23x = 176,405.08 × 37,622.51
  4. Step 4: Simplify right side
    117,572.23x = 6,636,802,233.31
  5. Step 5: Solve for x
    x = 6,636,802,233.31/117,572.23
  6. Step 6: Final answer
    x = 56,448.72

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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.