Home / 112,416.90-168,708.51-53,252.70

Finding the Fourth Proportional to 112,416.90, 168,708.51 and 53,252.70

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Solution

The fourth proportional to 112,416.90, 168,708.51 and 53,252.70 is: 79,918.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,416.90 : 168,708.51 = 53,252.70 : x
  2. Step 2: Convert to fraction form
    112,416.90/168,708.51 = 53,252.70/x
  3. Step 3: Cross multiply
    112,416.90x = 168,708.51 × 53,252.70
  4. Step 4: Simplify right side
    112,416.90x = 8,984,183,670.48
  5. Step 5: Solve for x
    x = 8,984,183,670.48/112,416.90
  6. Step 6: Final answer
    x = 79,918.44

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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.