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Finding the Fourth Proportional to 59,211.40, 88,815.84 and 19,230.32

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Solution

The fourth proportional to 59,211.40, 88,815.84 and 19,230.32 is: 28,845.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,211.40 : 88,815.84 = 19,230.32 : x
  2. Step 2: Convert to fraction form
    59,211.40/88,815.84 = 19,230.32/x
  3. Step 3: Cross multiply
    59,211.40x = 88,815.84 × 19,230.32
  4. Step 4: Simplify right side
    59,211.40x = 1,707,957,024.27
  5. Step 5: Solve for x
    x = 1,707,957,024.27/59,211.40
  6. Step 6: Final answer
    x = 28,845.07

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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.