Home / 88,159.45-121,660.28-47,873.88

Finding the Fourth Proportional to 88,159.45, 121,660.28 and 47,873.88

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Solution

The fourth proportional to 88,159.45, 121,660.28 and 47,873.88 is: 66,066.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,159.45 : 121,660.28 = 47,873.88 : x
  2. Step 2: Convert to fraction form
    88,159.45/121,660.28 = 47,873.88/x
  3. Step 3: Cross multiply
    88,159.45x = 121,660.28 × 47,873.88
  4. Step 4: Simplify right side
    88,159.45x = 5,824,349,645.49
  5. Step 5: Solve for x
    x = 5,824,349,645.49/88,159.45
  6. Step 6: Final answer
    x = 66,066.08

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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.