Home / 112,549.24-168,656.82-45,907.84

Finding the Fourth Proportional to 112,549.24, 168,656.82 and 45,907.84

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Solution

The fourth proportional to 112,549.24, 168,656.82 and 45,907.84 is: 68,793.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,549.24 : 168,656.82 = 45,907.84 : x
  2. Step 2: Convert to fraction form
    112,549.24/168,656.82 = 45,907.84/x
  3. Step 3: Cross multiply
    112,549.24x = 168,656.82 × 45,907.84
  4. Step 4: Simplify right side
    112,549.24x = 7,742,670,307.47
  5. Step 5: Solve for x
    x = 7,742,670,307.47/112,549.24
  6. Step 6: Final answer
    x = 68,793.63

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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.