Home / 79,235.04-109,352.88-50,555.48

Finding the Fourth Proportional to 79,235.04, 109,352.88 and 50,555.48

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Solution

The fourth proportional to 79,235.04, 109,352.88 and 50,555.48 is: 69,772.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,235.04 : 109,352.88 = 50,555.48 : x
  2. Step 2: Convert to fraction form
    79,235.04/109,352.88 = 50,555.48/x
  3. Step 3: Cross multiply
    79,235.04x = 109,352.88 × 50,555.48
  4. Step 4: Simplify right side
    79,235.04x = 5,528,387,337.78
  5. Step 5: Solve for x
    x = 5,528,387,337.78/79,235.04
  6. Step 6: Final answer
    x = 69,772.00

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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.