Home / 53,083.17-79,199.49-42,359.58

Finding the Fourth Proportional to 53,083.17, 79,199.49 and 42,359.58

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Solution

The fourth proportional to 53,083.17, 79,199.49 and 42,359.58 is: 63,200.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,083.17 : 79,199.49 = 42,359.58 : x
  2. Step 2: Convert to fraction form
    53,083.17/79,199.49 = 42,359.58/x
  3. Step 3: Cross multiply
    53,083.17x = 79,199.49 × 42,359.58
  4. Step 4: Simplify right side
    53,083.17x = 3,354,857,132.61
  5. Step 5: Solve for x
    x = 3,354,857,132.61/53,083.17
  6. Step 6: Final answer
    x = 63,200.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.