Home / 85,724.04-118,296.57-47,482.08

Finding the Fourth Proportional to 85,724.04, 118,296.57 and 47,482.08

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Solution

The fourth proportional to 85,724.04, 118,296.57 and 47,482.08 is: 65,523.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,724.04 : 118,296.57 = 47,482.08 : x
  2. Step 2: Convert to fraction form
    85,724.04/118,296.57 = 47,482.08/x
  3. Step 3: Cross multiply
    85,724.04x = 118,296.57 × 47,482.08
  4. Step 4: Simplify right side
    85,724.04x = 5,616,967,200.47
  5. Step 5: Solve for x
    x = 5,616,967,200.47/85,724.04
  6. Step 6: Final answer
    x = 65,523.83

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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.