Home / 56,612.20-84,821.10-46,697.80

Finding the Fourth Proportional to 56,612.20, 84,821.10 and 46,697.80

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Solution

The fourth proportional to 56,612.20, 84,821.10 and 46,697.80 is: 69,966.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,612.20 : 84,821.10 = 46,697.80 : x
  2. Step 2: Convert to fraction form
    56,612.20/84,821.10 = 46,697.80/x
  3. Step 3: Cross multiply
    56,612.20x = 84,821.10 × 46,697.80
  4. Step 4: Simplify right side
    56,612.20x = 3,960,958,763.58
  5. Step 5: Solve for x
    x = 3,960,958,763.58/56,612.20
  6. Step 6: Final answer
    x = 69,966.52

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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.