Home / 75,884.04-104,728.14-47,598.84

Finding the Fourth Proportional to 75,884.04, 104,728.14 and 47,598.84

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Solution

The fourth proportional to 75,884.04, 104,728.14 and 47,598.84 is: 65,691.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,884.04 : 104,728.14 = 47,598.84 : x
  2. Step 2: Convert to fraction form
    75,884.04/104,728.14 = 47,598.84/x
  3. Step 3: Cross multiply
    75,884.04x = 104,728.14 × 47,598.84
  4. Step 4: Simplify right side
    75,884.04x = 4,984,937,979.36
  5. Step 5: Solve for x
    x = 4,984,937,979.36/75,884.04
  6. Step 6: Final answer
    x = 65,691.52

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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.