Home / 67,618.42-93,281.99-43,752.78

Finding the Fourth Proportional to 67,618.42, 93,281.99 and 43,752.78

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Solution

The fourth proportional to 67,618.42, 93,281.99 and 43,752.78 is: 60,358.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,618.42 : 93,281.99 = 43,752.78 : x
  2. Step 2: Convert to fraction form
    67,618.42/93,281.99 = 43,752.78/x
  3. Step 3: Cross multiply
    67,618.42x = 93,281.99 × 43,752.78
  4. Step 4: Simplify right side
    67,618.42x = 4,081,346,167.67
  5. Step 5: Solve for x
    x = 4,081,346,167.67/67,618.42
  6. Step 6: Final answer
    x = 60,358.50

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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.