Home / 112,435.80-168,767.82-56,316.12

Finding the Fourth Proportional to 112,435.80, 168,767.82 and 56,316.12

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Solution

The fourth proportional to 112,435.80, 168,767.82 and 56,316.12 is: 84,531.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,435.80 : 168,767.82 = 56,316.12 : x
  2. Step 2: Convert to fraction form
    112,435.80/168,767.82 = 56,316.12/x
  3. Step 3: Cross multiply
    112,435.80x = 168,767.82 × 56,316.12
  4. Step 4: Simplify right side
    112,435.80x = 9,504,348,803.26
  5. Step 5: Solve for x
    x = 9,504,348,803.26/112,435.80
  6. Step 6: Final answer
    x = 84,531.34

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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.