Home / 112,437.82-168,656.68-56,221.36

Finding the Fourth Proportional to 112,437.82, 168,656.68 and 56,221.36

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Solution

The fourth proportional to 112,437.82, 168,656.68 and 56,221.36 is: 84,332.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,437.82 : 168,656.68 = 56,221.36 : x
  2. Step 2: Convert to fraction form
    112,437.82/168,656.68 = 56,221.36/x
  3. Step 3: Cross multiply
    112,437.82x = 168,656.68 × 56,221.36
  4. Step 4: Simplify right side
    112,437.82x = 9,482,107,922.68
  5. Step 5: Solve for x
    x = 9,482,107,922.68/112,437.82
  6. Step 6: Final answer
    x = 84,332.01

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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.