Home / 75,283.02-112,771.44-60,411.42

Finding the Fourth Proportional to 75,283.02, 112,771.44 and 60,411.42

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Solution

The fourth proportional to 75,283.02, 112,771.44 and 60,411.42 is: 90,494.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,283.02 : 112,771.44 = 60,411.42 : x
  2. Step 2: Convert to fraction form
    75,283.02/112,771.44 = 60,411.42/x
  3. Step 3: Cross multiply
    75,283.02x = 112,771.44 × 60,411.42
  4. Step 4: Simplify right side
    75,283.02x = 6,812,682,825.84
  5. Step 5: Solve for x
    x = 6,812,682,825.84/75,283.02
  6. Step 6: Final answer
    x = 90,494.28

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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.