Home / 49,284.90-74,036.70-47,292.30

Finding the Fourth Proportional to 49,284.90, 74,036.70 and 47,292.30

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Solution

The fourth proportional to 49,284.90, 74,036.70 and 47,292.30 is: 71,043.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,284.90 : 74,036.70 = 47,292.30 : x
  2. Step 2: Convert to fraction form
    49,284.90/74,036.70 = 47,292.30/x
  3. Step 3: Cross multiply
    49,284.90x = 74,036.70 × 47,292.30
  4. Step 4: Simplify right side
    49,284.90x = 3,501,365,827.41
  5. Step 5: Solve for x
    x = 3,501,365,827.41/49,284.90
  6. Step 6: Final answer
    x = 71,043.38

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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.