Home / 112,418.37-168,710.70-53,254.17

Finding the Fourth Proportional to 112,418.37, 168,710.70 and 53,254.17

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Solution

The fourth proportional to 112,418.37, 168,710.70 and 53,254.17 is: 79,920.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,418.37 : 168,710.70 = 53,254.17 : x
  2. Step 2: Convert to fraction form
    112,418.37/168,710.70 = 53,254.17/x
  3. Step 3: Cross multiply
    112,418.37x = 168,710.70 × 53,254.17
  4. Step 4: Simplify right side
    112,418.37x = 8,984,548,298.62
  5. Step 5: Solve for x
    x = 8,984,548,298.62/112,418.37
  6. Step 6: Final answer
    x = 79,920.64

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1.5x scale

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.