Home / 90,569.76-135,860.88-37,926.24

Finding the Fourth Proportional to 90,569.76, 135,860.88 and 37,926.24

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Solution

The fourth proportional to 90,569.76, 135,860.88 and 37,926.24 is: 56,891.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,569.76 : 135,860.88 = 37,926.24 : x
  2. Step 2: Convert to fraction form
    90,569.76/135,860.88 = 37,926.24/x
  3. Step 3: Cross multiply
    90,569.76x = 135,860.88 × 37,926.24
  4. Step 4: Simplify right side
    90,569.76x = 5,152,692,341.49
  5. Step 5: Solve for x
    x = 5,152,692,341.49/90,569.76
  6. Step 6: Final answer
    x = 56,891.97

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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.