Home / 94,328-141,430.80-49,975.64

Finding the Fourth Proportional to 94,328, 141,430.80 and 49,975.64

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Solution

The fourth proportional to 94,328, 141,430.80 and 49,975.64 is: 74,931.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,328 : 141,430.80 = 49,975.64 : x
  2. Step 2: Convert to fraction form
    94,328/141,430.80 = 49,975.64/x
  3. Step 3: Cross multiply
    94,328x = 141,430.80 × 49,975.64
  4. Step 4: Simplify right side
    94,328x = 7,068,094,745.71
  5. Step 5: Solve for x
    x = 7,068,094,745.71/94,328
  6. Step 6: Final answer
    x = 74,931.04

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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.