Home / 75,123.02-112,689.99-22,536.60

Finding the Fourth Proportional to 75,123.02, 112,689.99 and 22,536.60

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Solution

The fourth proportional to 75,123.02, 112,689.99 and 22,536.60 is: 33,806.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,123.02 : 112,689.99 = 22,536.60 : x
  2. Step 2: Convert to fraction form
    75,123.02/112,689.99 = 22,536.60/x
  3. Step 3: Cross multiply
    75,123.02x = 112,689.99 × 22,536.60
  4. Step 4: Simplify right side
    75,123.02x = 2,539,649,228.63
  5. Step 5: Solve for x
    x = 2,539,649,228.63/75,123.02
  6. Step 6: Final answer
    x = 33,806.54

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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.