Home / 88,113.82-121,597.18-47,827.58

Finding the Fourth Proportional to 88,113.82, 121,597.18 and 47,827.58

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Solution

The fourth proportional to 88,113.82, 121,597.18 and 47,827.58 is: 66,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,113.82 : 121,597.18 = 47,827.58 : x
  2. Step 2: Convert to fraction form
    88,113.82/121,597.18 = 47,827.58/x
  3. Step 3: Cross multiply
    88,113.82x = 121,597.18 × 47,827.58
  4. Step 4: Simplify right side
    88,113.82x = 5,815,698,854.22
  5. Step 5: Solve for x
    x = 5,815,698,854.22/88,113.82
  6. Step 6: Final answer
    x = 66,002.12

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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.