Home / 112,408.52-168,563.36-59,805.48

Finding the Fourth Proportional to 112,408.52, 168,563.36 and 59,805.48

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Solution

The fourth proportional to 112,408.52, 168,563.36 and 59,805.48 is: 89,681.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,408.52 : 168,563.36 = 59,805.48 : x
  2. Step 2: Convert to fraction form
    112,408.52/168,563.36 = 59,805.48/x
  3. Step 3: Cross multiply
    112,408.52x = 168,563.36 × 59,805.48
  4. Step 4: Simplify right side
    112,408.52x = 10,081,012,655.21
  5. Step 5: Solve for x
    x = 10,081,012,655.21/112,408.52
  6. Step 6: Final answer
    x = 89,681.93

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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.