Home / 91,632.36-137,501.40-49,512.56

Finding the Fourth Proportional to 91,632.36, 137,501.40 and 49,512.56

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Solution

The fourth proportional to 91,632.36, 137,501.40 and 49,512.56 is: 74,297.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,632.36 : 137,501.40 = 49,512.56 : x
  2. Step 2: Convert to fraction form
    91,632.36/137,501.40 = 49,512.56/x
  3. Step 3: Cross multiply
    91,632.36x = 137,501.40 × 49,512.56
  4. Step 4: Simplify right side
    91,632.36x = 6,808,046,317.58
  5. Step 5: Solve for x
    x = 6,808,046,317.58/91,632.36
  6. Step 6: Final answer
    x = 74,297.40

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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.