Home / 75,043.77-112,466.42-39,432.32

Finding the Fourth Proportional to 75,043.77, 112,466.42 and 39,432.32

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Solution

The fourth proportional to 75,043.77, 112,466.42 and 39,432.32 is: 59,096.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,043.77 : 112,466.42 = 39,432.32 : x
  2. Step 2: Convert to fraction form
    75,043.77/112,466.42 = 39,432.32/x
  3. Step 3: Cross multiply
    75,043.77x = 112,466.42 × 39,432.32
  4. Step 4: Simplify right side
    75,043.77x = 4,434,811,862.69
  5. Step 5: Solve for x
    x = 4,434,811,862.69/75,043.77
  6. Step 6: Final answer
    x = 59,096.34

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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.