Home / 53,110.36-79,678.50-29,752.12

Finding the Fourth Proportional to 53,110.36, 79,678.50 and 29,752.12

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Solution

The fourth proportional to 53,110.36, 79,678.50 and 29,752.12 is: 44,635.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,110.36 : 79,678.50 = 29,752.12 : x
  2. Step 2: Convert to fraction form
    53,110.36/79,678.50 = 29,752.12/x
  3. Step 3: Cross multiply
    53,110.36x = 79,678.50 × 29,752.12
  4. Step 4: Simplify right side
    53,110.36x = 2,370,604,293.42
  5. Step 5: Solve for x
    x = 2,370,604,293.42/53,110.36
  6. Step 6: Final answer
    x = 44,635.44

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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.