Home / 88,340.34-121,908.48-48,053.24

Finding the Fourth Proportional to 88,340.34, 121,908.48 and 48,053.24

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Solution

The fourth proportional to 88,340.34, 121,908.48 and 48,053.24 is: 66,312.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,340.34 : 121,908.48 = 48,053.24 : x
  2. Step 2: Convert to fraction form
    88,340.34/121,908.48 = 48,053.24/x
  3. Step 3: Cross multiply
    88,340.34x = 121,908.48 × 48,053.24
  4. Step 4: Simplify right side
    88,340.34x = 5,858,097,447.48
  5. Step 5: Solve for x
    x = 5,858,097,447.48/88,340.34
  6. Step 6: Final answer
    x = 66,312.82

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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.