Home / 88,179.04-121,686.63-47,892.47

Finding the Fourth Proportional to 88,179.04, 121,686.63 and 47,892.47

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Solution

The fourth proportional to 88,179.04, 121,686.63 and 47,892.47 is: 66,091.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,179.04 : 121,686.63 = 47,892.47 : x
  2. Step 2: Convert to fraction form
    88,179.04/121,686.63 = 47,892.47/x
  3. Step 3: Cross multiply
    88,179.04x = 121,686.63 × 47,892.47
  4. Step 4: Simplify right side
    88,179.04x = 5,827,873,276.68
  5. Step 5: Solve for x
    x = 5,827,873,276.68/88,179.04
  6. Step 6: Final answer
    x = 66,091.37

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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.