Home / 55,331.07-76,329.53-34,903.88

Finding the Fourth Proportional to 55,331.07, 76,329.53 and 34,903.88

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Solution

The fourth proportional to 55,331.07, 76,329.53 and 34,903.88 is: 48,150.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,331.07 : 76,329.53 = 34,903.88 : x
  2. Step 2: Convert to fraction form
    55,331.07/76,329.53 = 34,903.88/x
  3. Step 3: Cross multiply
    55,331.07x = 76,329.53 × 34,903.88
  4. Step 4: Simplify right side
    55,331.07x = 2,664,196,199.41
  5. Step 5: Solve for x
    x = 2,664,196,199.41/55,331.07
  6. Step 6: Final answer
    x = 48,150.09

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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.