Home / 53,139.52-79,660.04-23,541.58

Finding the Fourth Proportional to 53,139.52, 79,660.04 and 23,541.58

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Solution

The fourth proportional to 53,139.52, 79,660.04 and 23,541.58 is: 35,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,139.52 : 79,660.04 = 23,541.58 : x
  2. Step 2: Convert to fraction form
    53,139.52/79,660.04 = 23,541.58/x
  3. Step 3: Cross multiply
    53,139.52x = 79,660.04 × 23,541.58
  4. Step 4: Simplify right side
    53,139.52x = 1,875,323,204.46
  5. Step 5: Solve for x
    x = 1,875,323,204.46/53,139.52
  6. Step 6: Final answer
    x = 35,290.56

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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.