Home / 76,658.02-114,987.05-34,488.85

Finding the Fourth Proportional to 76,658.02, 114,987.05 and 34,488.85

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Solution

The fourth proportional to 76,658.02, 114,987.05 and 34,488.85 is: 51,733.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,658.02 : 114,987.05 = 34,488.85 : x
  2. Step 2: Convert to fraction form
    76,658.02/114,987.05 = 34,488.85/x
  3. Step 3: Cross multiply
    76,658.02x = 114,987.05 × 34,488.85
  4. Step 4: Simplify right side
    76,658.02x = 3,965,771,119.39
  5. Step 5: Solve for x
    x = 3,965,771,119.39/76,658.02
  6. Step 6: Final answer
    x = 51,733.28

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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.