Home / 53,834.49-74,295.63-31,179.60

Finding the Fourth Proportional to 53,834.49, 74,295.63 and 31,179.60

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Solution

The fourth proportional to 53,834.49, 74,295.63 and 31,179.60 is: 43,030.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,834.49 : 74,295.63 = 31,179.60 : x
  2. Step 2: Convert to fraction form
    53,834.49/74,295.63 = 31,179.60/x
  3. Step 3: Cross multiply
    53,834.49x = 74,295.63 × 31,179.60
  4. Step 4: Simplify right side
    53,834.49x = 2,316,508,025.15
  5. Step 5: Solve for x
    x = 2,316,508,025.15/53,834.49
  6. Step 6: Final answer
    x = 43,030.18

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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.