Home / 117,653.84-176,513.70-47,582.36

Finding the Fourth Proportional to 117,653.84, 176,513.70 and 47,582.36

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Solution

The fourth proportional to 117,653.84, 176,513.70 and 47,582.36 is: 71,386.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,653.84 : 176,513.70 = 47,582.36 : x
  2. Step 2: Convert to fraction form
    117,653.84/176,513.70 = 47,582.36/x
  3. Step 3: Cross multiply
    117,653.84x = 176,513.70 × 47,582.36
  4. Step 4: Simplify right side
    117,653.84x = 8,398,938,418.33
  5. Step 5: Solve for x
    x = 8,398,938,418.33/117,653.84
  6. Step 6: Final answer
    x = 71,386.86

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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.