Home / 115,403.32-173,103.18-59,211

Finding the Fourth Proportional to 115,403.32, 173,103.18 and 59,211

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Solution

The fourth proportional to 115,403.32, 173,103.18 and 59,211 is: 88,815.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,403.32 : 173,103.18 = 59,211 : x
  2. Step 2: Convert to fraction form
    115,403.32/173,103.18 = 59,211/x
  3. Step 3: Cross multiply
    115,403.32x = 173,103.18 × 59,211
  4. Step 4: Simplify right side
    115,403.32x = 10,249,612,390.98
  5. Step 5: Solve for x
    x = 10,249,612,390.98/115,403.32
  6. Step 6: Final answer
    x = 88,815.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.