Home / 75,200.16-112,785.84-25,281.12

Finding the Fourth Proportional to 75,200.16, 112,785.84 and 25,281.12

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Solution

The fourth proportional to 75,200.16, 112,785.84 and 25,281.12 is: 37,916.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,200.16 : 112,785.84 = 25,281.12 : x
  2. Step 2: Convert to fraction form
    75,200.16/112,785.84 = 25,281.12/x
  3. Step 3: Cross multiply
    75,200.16x = 112,785.84 × 25,281.12
  4. Step 4: Simplify right side
    75,200.16x = 2,851,352,355.34
  5. Step 5: Solve for x
    x = 2,851,352,355.34/75,200.16
  6. Step 6: Final answer
    x = 37,916.84

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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.