Home / 94,938.50-142,314.60-52,838.75

Finding the Fourth Proportional to 94,938.50, 142,314.60 and 52,838.75

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Solution

The fourth proportional to 94,938.50, 142,314.60 and 52,838.75 is: 79,206.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,938.50 : 142,314.60 = 52,838.75 : x
  2. Step 2: Convert to fraction form
    94,938.50/142,314.60 = 52,838.75/x
  3. Step 3: Cross multiply
    94,938.50x = 142,314.60 × 52,838.75
  4. Step 4: Simplify right side
    94,938.50x = 7,519,725,570.75
  5. Step 5: Solve for x
    x = 7,519,725,570.75/94,938.50
  6. Step 6: Final answer
    x = 79,206.28

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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.