Home / 85,504.08-118,002.56-47,267.04

Finding the Fourth Proportional to 85,504.08, 118,002.56 and 47,267.04

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Solution

The fourth proportional to 85,504.08, 118,002.56 and 47,267.04 is: 65,232.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,504.08 : 118,002.56 = 47,267.04 : x
  2. Step 2: Convert to fraction form
    85,504.08/118,002.56 = 47,267.04/x
  3. Step 3: Cross multiply
    85,504.08x = 118,002.56 × 47,267.04
  4. Step 4: Simplify right side
    85,504.08x = 5,577,631,723.62
  5. Step 5: Solve for x
    x = 5,577,631,723.62/85,504.08
  6. Step 6: Final answer
    x = 65,232.35

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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.