Home / 47,934.84-66,165.78-42,890.04

Finding the Fourth Proportional to 47,934.84, 66,165.78 and 42,890.04

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Solution

The fourth proportional to 47,934.84, 66,165.78 and 42,890.04 is: 59,202.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,934.84 : 66,165.78 = 42,890.04 : x
  2. Step 2: Convert to fraction form
    47,934.84/66,165.78 = 42,890.04/x
  3. Step 3: Cross multiply
    47,934.84x = 66,165.78 × 42,890.04
  4. Step 4: Simplify right side
    47,934.84x = 2,837,852,950.83
  5. Step 5: Solve for x
    x = 2,837,852,950.83/47,934.84
  6. Step 6: Final answer
    x = 59,202.30

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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.