Home / 117,122.79-175,716.98-47,051.31

Finding the Fourth Proportional to 117,122.79, 175,716.98 and 47,051.31

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Solution

The fourth proportional to 117,122.79, 175,716.98 and 47,051.31 is: 70,590.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,122.79 : 175,716.98 = 47,051.31 : x
  2. Step 2: Convert to fraction form
    117,122.79/175,716.98 = 47,051.31/x
  3. Step 3: Cross multiply
    117,122.79x = 175,716.98 × 47,051.31
  4. Step 4: Simplify right side
    117,122.79x = 8,267,713,337.29
  5. Step 5: Solve for x
    x = 8,267,713,337.29/117,122.79
  6. Step 6: Final answer
    x = 70,590.14

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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.