Home / 88,267.21-121,818.95-52,456.91

Finding the Fourth Proportional to 88,267.21, 121,818.95 and 52,456.91

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Solution

The fourth proportional to 88,267.21, 121,818.95 and 52,456.91 is: 72,396.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,267.21 : 121,818.95 = 52,456.91 : x
  2. Step 2: Convert to fraction form
    88,267.21/121,818.95 = 52,456.91/x
  3. Step 3: Cross multiply
    88,267.21x = 121,818.95 × 52,456.91
  4. Step 4: Simplify right side
    88,267.21x = 6,390,245,087.35
  5. Step 5: Solve for x
    x = 6,390,245,087.35/88,267.21
  6. Step 6: Final answer
    x = 72,396.59

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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.