Home / 75,043.98-112,566.18-30,670.74

Finding the Fourth Proportional to 75,043.98, 112,566.18 and 30,670.74

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Solution

The fourth proportional to 75,043.98, 112,566.18 and 30,670.74 is: 46,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,043.98 : 112,566.18 = 30,670.74 : x
  2. Step 2: Convert to fraction form
    75,043.98/112,566.18 = 30,670.74/x
  3. Step 3: Cross multiply
    75,043.98x = 112,566.18 × 30,670.74
  4. Step 4: Simplify right side
    75,043.98x = 3,452,488,039.57
  5. Step 5: Solve for x
    x = 3,452,488,039.57/75,043.98
  6. Step 6: Final answer
    x = 46,006.20

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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.