Home / 79,122.64-118,671.18-29,226.24

Finding the Fourth Proportional to 79,122.64, 118,671.18 and 29,226.24

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Solution

The fourth proportional to 79,122.64, 118,671.18 and 29,226.24 is: 43,834.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,122.64 : 118,671.18 = 29,226.24 : x
  2. Step 2: Convert to fraction form
    79,122.64/118,671.18 = 29,226.24/x
  3. Step 3: Cross multiply
    79,122.64x = 118,671.18 × 29,226.24
  4. Step 4: Simplify right side
    79,122.64x = 3,468,312,387.76
  5. Step 5: Solve for x
    x = 3,468,312,387.76/79,122.64
  6. Step 6: Final answer
    x = 43,834.64

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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.