Home / 94,756.80-142,131.36-42,152.64

Finding the Fourth Proportional to 94,756.80, 142,131.36 and 42,152.64

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Solution

The fourth proportional to 94,756.80, 142,131.36 and 42,152.64 is: 63,227.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,756.80 : 142,131.36 = 42,152.64 : x
  2. Step 2: Convert to fraction form
    94,756.80/142,131.36 = 42,152.64/x
  3. Step 3: Cross multiply
    94,756.80x = 142,131.36 × 42,152.64
  4. Step 4: Simplify right side
    94,756.80x = 5,991,212,050.79
  5. Step 5: Solve for x
    x = 5,991,212,050.79/94,756.80
  6. Step 6: Final answer
    x = 63,227.25

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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.