Home / 95,283.04-131,532.80-66,715

Finding the Fourth Proportional to 95,283.04, 131,532.80 and 66,715

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Solution

The fourth proportional to 95,283.04, 131,532.80 and 66,715 is: 92,096.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,283.04 : 131,532.80 = 66,715 : x
  2. Step 2: Convert to fraction form
    95,283.04/131,532.80 = 66,715/x
  3. Step 3: Cross multiply
    95,283.04x = 131,532.80 × 66,715
  4. Step 4: Simplify right side
    95,283.04x = 8,775,210,752
  5. Step 5: Solve for x
    x = 8,775,210,752/95,283.04
  6. Step 6: Final answer
    x = 92,096.25

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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.