Home / 64,830.62-89,473.41-37,612.70

Finding the Fourth Proportional to 64,830.62, 89,473.41 and 37,612.70

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Solution

The fourth proportional to 64,830.62, 89,473.41 and 37,612.70 is: 51,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,830.62 : 89,473.41 = 37,612.70 : x
  2. Step 2: Convert to fraction form
    64,830.62/89,473.41 = 37,612.70/x
  3. Step 3: Cross multiply
    64,830.62x = 89,473.41 × 37,612.70
  4. Step 4: Simplify right side
    64,830.62x = 3,365,336,528.31
  5. Step 5: Solve for x
    x = 3,365,336,528.31/64,830.62
  6. Step 6: Final answer
    x = 51,909.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.